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Test: Exponents - 1 - Class 10 MCQ


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10 Questions MCQ Test The Complete SAT Course - Test: Exponents - 1

Test: Exponents - 1 for Class 10 2024 is part of The Complete SAT Course preparation. The Test: Exponents - 1 questions and answers have been prepared according to the Class 10 exam syllabus.The Test: Exponents - 1 MCQs are made for Class 10 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Exponents - 1 below.
Solutions of Test: Exponents - 1 questions in English are available as part of our The Complete SAT Course for Class 10 & Test: Exponents - 1 solutions in Hindi for The Complete SAT Course course. Download more important topics, notes, lectures and mock test series for Class 10 Exam by signing up for free. Attempt Test: Exponents - 1 | 10 questions in 15 minutes | Mock test for Class 10 preparation | Free important questions MCQ to study The Complete SAT Course for Class 10 Exam | Download free PDF with solutions
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Test: Exponents - 1 - Question 1

The multiplicative inverse of 7-2 is:

Detailed Solution for Test: Exponents - 1 - Question 1

The multiplicative inverse of any value is the one which when multiplied by the original value gives a value equal to 1.

7-2 = 1/72

Hence, 72 x 1/72 = 1

Test: Exponents - 1 - Question 2

3-2 x 3-5 is equal to:

Detailed Solution for Test: Exponents - 1 - Question 2

3-2 x 3-5 = (1/32) x (1/35)

= (1/32+5)

= (1/37)

= 3-7

Test: Exponents - 1 - Question 3

The value of (34)3 is:

Detailed Solution for Test: Exponents - 1 - Question 3

By law of exponent:

(am)n = amn

(34)3 = 34×3 = 312

Test: Exponents - 1 - Question 4

57/67 will give the value:

Detailed Solution for Test: Exponents - 1 - Question 4

By exponent law:

am/bm = (a/b)m

57/67 = (⅚)7

Test: Exponents - 1 - Question 5

If (–3)m+1 × (–3)5 = (–3)7, then the value of m is:

Detailed Solution for Test: Exponents - 1 - Question 5

(–3)m+1 × (–3)5 = (–3)7

(-3)m+1+5 = (-3)7

(-3)m+6 = (-3)7

Test: Exponents - 1 - Question 6

The multiplicative inverse of 1/32 is:

Detailed Solution for Test: Exponents - 1 - Question 6

The multiplicative inverse of 1/32 is 32.

1/32 x 32 = 1

Test: Exponents - 1 - Question 7

(⅓)2 is equal to:

Detailed Solution for Test: Exponents - 1 - Question 7

(⅓)2 = (⅓ x ⅓) = 1/9

Test: Exponents - 1 - Question 8

(-1)20 is equal to:

Detailed Solution for Test: Exponents - 1 - Question 8

(-1)20 is equal to 1 because if a negative number is raised to the power of an even number, then the resulting value will be positive.

Test: Exponents - 1 - Question 9

865000 is equal to:

Detailed Solution for Test: Exponents - 1 - Question 9

865000 is equal to 8.65 × 105

Test: Exponents - 1 - Question 10

0.09 × 1010 is equal to:

Detailed Solution for Test: Exponents - 1 - Question 10

0.09 × 1010 is equal to 900000000.

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