{"id":18358,"date":"2021-09-24T16:22:09","date_gmt":"2021-09-24T10:52:09","guid":{"rendered":"https:\/\/apboardsolutions.guru\/?p=18358"},"modified":"2021-09-24T16:22:09","modified_gmt":"2021-09-24T10:52:09","slug":"ap-7th-class-maths-bits-chapter-11","status":"publish","type":"post","link":"https:\/\/apboardsolutions.guru\/ap-7th-class-maths-bits-chapter-11\/","title":{"rendered":"AP 7th Class Maths Bits Chapter 11 Exponents with Answers"},"content":{"rendered":"

Practice the AP 7th Class Maths Bits with Answers<\/a> Chapter 11 Exponents on a regular basis so that you can attempt exams with utmost confidence.<\/p>\n

AP State Syllabus 7th Class Maths Bits 11th Lesson Exponents with Answers<\/h2>\n

Choose the correct answer.<\/span><\/p>\n

Question 1.
\nx + x + x + ……. + x(mtimes)=
\nA) xm<\/sup>
\nB) mx<\/sup>
\nC) m + x
\nD) mx
\nAnswer:
\nD) mx<\/p>\n

Question 2.
\n(- 5) \u00d7 (- 5) \u00d7 (- 5) \u00d7 ………………. \u00d7 (- 5) (16 times) =
\nA) (- 5)16<\/sup>
\nB) 16-5<\/sup>
\nC) 16 – 5
\nD)16 \u00d7 (- 5)
\nAnswer:
\nA) (- 5)16<\/sup><\/p>\n

\"AP<\/p>\n

Question 3.
\n(\\(\\frac{-3}{7}\\))7<\/sup> \u00d7 (\\(\\frac{-3}{7}\\)) 6<\/sup> \u00d7 (\\(\\frac{-3}{7}\\))-14<\/sup> =
\nA) \\(\\frac{-3}{7}\\)
\nB) \\(\\frac{-7}{3}\\)
\nC) \\(\\frac{3}{7}\\)
\nD) \\(\\frac{7}{3}\\)
\nAnswer:
\nB) \\(\\frac{-7}{3}\\)<\/p>\n

Question 4.
\n1216<\/sup> \u00d7 12-4<\/sup> =
\nA) 1212<\/sup>
\nB) 1220<\/sup>
\nC) 2412<\/sup>
\nD) 1264<\/sup>
\nAnswer:
\nA) 1212<\/sup><\/p>\n

Question 5.
\n\\(\\frac{x^{17}}{x^{15}}\\) =
\nA) x32<\/sup>
\nB) x-2<\/sup>
\nC) x2<\/sup>
\nD) x1\/2<\/sup>
\nAnswer:
\nC) x2<\/sup><\/p>\n

Question 6.
\n125 when expressed In exponential form
\nA) 52<\/sup>
\nB) 53<\/sup>
\nC) 54<\/sup>
\nD) 5-3<\/sup>
\nAnswer:
\nB) 53<\/sup><\/p>\n

Question 7.
\n7-x<\/sup> = 7-5<\/sup> then the value of x is
\nA) 7
\nB) – 5
\nC) – 7
\nD) 5
\nAnswer:
\nD) 5<\/p>\n

Question 8.
\n(- 1)103<\/sup> =
\nA) 1
\nB) 0
\nC) -1
\nD) – 103
\nAnswer:
\nC) -1<\/p>\n

Question 9.
\n(-1)106<\/sup> =
\nA) 1
\nB) – 1
\nC) 106
\nD) 0
\nAnswer:
\nA) 1<\/p>\n

\"AP<\/p>\n

Question 10.
\nThe exponential form of age of earth is 4550 million years is ………………..
\nA) 4550 \u00d7 10,00,000
\nB) 455 \u00d7 107<\/sup>
\nC) 5 \u00d7 7 \u00d7 13 \u00d7 107<\/sup>
\nD) All the above
\nAnswer:
\nD) All the above<\/p>\n

Question 11.
\nExpanded form of 89325 is …………….
\nA) (8 \u00d7 104<\/sup>) + (9 \u00d7 103<\/sup>) + (3 \u00d7 102<\/sup>) + (2 \u00d7 10) + (5 \u00d7 1)
\nB) 8 \u00d7 103<\/sup> + (9 \u00d7 102<\/sup>) + (3 \u00d7 10) + 2 \u00d7 1 + 5
\nC) 104<\/sup> \u00d7 8 + 9 \u00d7 102<\/sup> + 3 \u00d7 10 + 2 \u00d7 102<\/sup> + 5 \u00d7 1
\nD) None
\nAnswer:
\nA) (8 \u00d7 104<\/sup>) + (9 \u00d7 103<\/sup>) + (3 \u00d7 102<\/sup>) + (2 \u00d7 10) + (5 \u00d7 1)<\/p>\n

Question 12.
\nr \u00d7 r \u00d7 7 times = ………………?
\nA) 7r<\/sup>
\nB) 7r
\nC) r7<\/sup>
\nD) None
\nAnswer:
\nC) r7<\/sup><\/p>\n

Question 13.
\nIf a = 3, b = 2 then the value of ab<\/sup> + ba<\/sup> = ………………?
\nA) 1
\nB) 17
\nC) 19
\nD) 15
\nAnswer:
\nB) 17<\/p>\n

Question 14.
\nFrom the above sum what is the value of (a – b)a<\/sup> = ……………?
\nA) 1
\nB) 125
\nC) -1
\nD) 0
\nAnswer:
\nA) 1<\/p>\n

Question 15.
\nThe exponent of (5 ab)3<\/sup> is …………..
\nA) 5
\nB) 1
\nC) ab
\nD) 3
\nAnswer:
\nD) 3<\/p>\n

Question 16.
\nWhich of the following is correct?
\nA) 39<\/sup> \u00d7 37<\/sup> = 32<\/sup>
\nB) a1\/2<\/sup> \u00d7 a3\/2<\/sup>\u00a0= a3<\/sup>
\nC) p-2<\/sup> \u00d7 p2<\/sup> = p4<\/sup>
\nD) y3<\/sup> \u00d7 y5<\/sup> = y8<\/sup>
\nAnswer:
\nD) y3<\/sup> \u00d7 y5<\/sup> = y8<\/sup><\/p>\n

\"AP<\/p>\n

Question 17.
\nIf k15<\/sup> \u00d7 kx<\/sup> = k31<\/sup> \u21d2 x = …………..?
\nA) 16
\nB) 15
\nC) 1
\nD) 0
\nAnswer:
\nA) 16<\/p>\n

Question 18.
\n(22<\/sup>)3<\/sup> = ………………
\nA) 512
\nB) 64
\nC) 223<\/sup>
\nD) 256
\nAnswer:
\nD) 256<\/p>\n

Question 19.
\nWhich of the following is not true?
\nA) x-7<\/sup> = \\(\\frac{1}{x^{7}}\\)
\nB) x5<\/sup> = \\(\\frac{1}{\\mathrm{x}^{-5}}\\)
\nC) x\u00b0 = 1
\nD) \\(\\frac{1}{\\mathrm{x}^{-5}}\\) = x1\/5<\/sup>
\nAnswer:
\nD) \\(\\frac{1}{\\mathrm{x}^{-5}}\\) = x1\/5<\/sup><\/p>\n

Question 20.
\nWhich of the following is true?
\nA) \\(\\frac{13^{8}}{13^{5}}\\) = 1313<\/sup>
\nB) (2 \u00d7 3)4<\/sup> = 34<\/sup>\/24<\/sup>
\nC) (32<\/sup>)3<\/sup> = 36<\/sup>
\nD) (\\(\\frac{3}{4}\\))5<\/sup> = 35<\/sup> \u00d7 34<\/sup>
\nAnswer:
\nC) (32<\/sup>)3<\/sup> = 36<\/sup><\/p>\n

Question 21.
\n(- 1)101<\/sup> + (- 1)100<\/sup> = ………………
\nA) – 1
\nB) 0
\nC) 2
\nD) 1
\nAnswer:
\nB) 0<\/p>\n

Question 22.
\n\"AP
\nA) 2
\nB) 1
\nC) 12
\nD) – 2
\nAnswer:
\nD) – 2<\/p>\n

Question 23.
\n7x + 5<\/sup>= 1 \u21d2 x = ………….
\nA) 5
\nB) 0
\nC) -5
\nD) 1
\nAnswer:
\nC) -5<\/p>\n

\"AP<\/p>\n

Question 24.
\n(\\(\\frac{3}{5}\\))4<\/sup> \u00d7 (\\(\\frac{3}{5}\\))3<\/sup> \u00d7 (\\(\\frac{3}{5}\\))7<\/sup>
\nA) (\\(\\frac{3}{5}\\))84<\/sup>
\nB) (\\(\\frac{3}{5}\\))7<\/sup>
\nC) (\\(\\frac{3}{5}\\))10<\/sup>
\nD) (\\(\\frac{3}{5}\\))14<\/sup>
\nAnswer:
\nD) (\\(\\frac{3}{5}\\))14<\/sup><\/p>\n

Question 25.
\nWhat should be multiplied with 3-4<\/sup>we will get 729 is …………..?
\nA) 310<\/sup>
\nB) 39<\/sup>
\nC) 311<\/sup>
\nD) 38<\/sup>
\nAnswer:
\nA) 310<\/sup><\/p>\n

Question 26.
\n(4\u00b0 – 3\u00b0) \u00d7 2\u00b0 = ……………
\nA) 2
\nB) 1
\nC) 0
\nD) -1
\nAnswer:
\nC) 0<\/p>\n

Question 27.
\n\\(\\frac{x^{\\mathbf{a}}}{\\mathbf{x}^{\\mathbf{b}}} \\times \\frac{\\mathbf{x}^{\\mathbf{b}}}{\\mathbf{x}^{\\mathbf{c}}} \\times \\frac{\\mathbf{x}^{\\mathbf{c}}}{\\mathbf{x}^{\\mathbf{a}}}\\) = ………………
\nA) x2(a + b + c) <\/sup>
\nB) x(a + b + c) <\/sup>
\nC) 0
\nD) 1
\nAnswer:
\nD) 1<\/p>\n

Question 28.
\nWhich of the following is true?
\nA) 43<\/sup> > 82<\/sup>
\nB) 23<\/sup> > 32<\/sup>
\nC) (15)\u00b0 = (10000)\u00b0
\nD) (- 2)5<\/sup> = 32
\nAnswer:
\nC) (15)\u00b0 = (10000)\u00b0<\/p>\n

Question 29.
\n56<\/sup> x 52x<\/sup> = 520<\/sup> \u21d2 x = ……………..
\nA) 7
\nB) -7
\nC) 6
\nD) 13
\nAnswer:
\nA) 7<\/p>\n

Question 30.
\n8536 in standard form is
\nA) 853.6 \u00d7 10
\nB) 85.36 \u00d7 102<\/sup>
\nC) 8.536 \u00d7 103<\/sup>
\nD) 0.8536 \u00d7 104<\/sup>
\nAnswer:
\nC) 8.536 \u00d7 103<\/sup><\/p>\n

\"AP<\/p>\n

Question 31.
\nThe prime factorisation of 210 is
\nA) 2 \u00d7 3 \u00d7 3 \u00d7 7
\nB) 2 \u00d7 3 \u00d7 5 \u00d7 7
\nC) 2 \u00d7 5 \u00d7 5 \u00d7 6
\nD) 2 \u00d7 3 \u00d7 7 \u00d7 7
\nAnswer:
\nB) 2 \u00d7 3 \u00d7 5 \u00d7 7<\/p>\n

Question 32.
\nThe exponential form of 1296 is
\nA) 24<\/sup> \u00d7 35<\/sup>
\nB) 24<\/sup> \u00d7 34<\/sup>
\nC) 25<\/sup> \u00d7 34<\/sup>
\nD) 23<\/sup> \u00d7 33<\/sup>
\nAnswer:
\nB) 24<\/sup> \u00d7 34<\/sup><\/p>\n

Question 33.
\nExponential form of 625 is ……………..
\nA) 55<\/sup>
\nB) 45<\/sup>
\nC) 53<\/sup>
\nD) 54<\/sup>
\nAnswer:
\nD) 54<\/sup><\/p>\n

Question 34.
\nPrime factorisation of 72 is ………….?
\nA) 23<\/sup> \u00d7 32<\/sup>
\nB) 23<\/sup> \u00d7 33<\/sup>
\nC) 33<\/sup> \u00d7 22<\/sup>
\nD) 2 \u00d7 32<\/sup> \u00d7 7
\nAnswer:
\nA) 23<\/sup> \u00d7 32<\/sup><\/p>\n

Question 35.
\nThe standard form of 1, 353, 000,000 cubic kms is ……………….
\nA) 0.1353 \u00d7 109<\/sup> c.c. kms
\nB) 135.3 \u00d7 109<\/sup> c.c. kms
\nC) 1.353 \u00d7 109<\/sup> c.c. kms
\nD) 13.53 \u00d7 109<\/sup> c.c. kms
\nAnswer:
\nC) 1.353 \u00d7 109<\/sup> c.c. kms<\/p>\n

\"AP<\/p>\n

Question 36.
\nThe stand form of the distance between the earth and the moon is aprox. 12,000,000,000 mts
\nA) 12 \u00d7 1011<\/sup> years
\nB) 1.2 \u00d7 1010<\/sup>years
\nC) 0.12 \u00d7 109<\/sup> years
\nD) 120 \u00d7 1011<\/sup> years
\nAnswer:
\nB) 1.2 \u00d7 1010<\/sup>years<\/p>\n

Question 37.
\nStandard form of 12345 is ……………….
\nA) 1.2345 \u00d7 104<\/sup>
\nB) 123.45 \u00d7 103<\/sup>
\nC) 1.2345 \u00d7 105<\/sup>
\nD) 12.345 \u00d7 104<\/sup>
\nAnswer:
\nA) 1.2345 \u00d7 104<\/sup><\/p>\n","protected":false},"excerpt":{"rendered":"

Practice the AP 7th Class Maths Bits with Answers Chapter 11 Exponents on a regular basis so that you can attempt exams with utmost confidence. AP State Syllabus 7th Class Maths Bits 11th Lesson Exponents with Answers Choose the correct answer. Question 1. x + x + x + ……. + x(mtimes)= A) xm B) …<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":""},"categories":[12],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/posts\/18358"}],"collection":[{"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/comments?post=18358"}],"version-history":[{"count":0,"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/posts\/18358\/revisions"}],"wp:attachment":[{"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/media?parent=18358"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/categories?post=18358"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/apboardsolutions.guru\/wp-json\/wp\/v2\/tags?post=18358"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}