Which of the following is equal to x20 for all positive values of x?
A)(x10 + x10 )
B)(x2)10
C)(x10)10
D)(x5)15

Name: Which of the following is equal to x20 for all positive values of x? A)(x10 + x10 ) B)(x2)10 C)(x10)10 D)(x5)15
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Question

Quizplus · Accepted Answer

It is raising exponents with same base. Here powers are multiplied (2X10 =20). (X2)10= X (2x10) = X20
Key takeaway: It is easy to simplify any exponent question if you remember following formulae:
am x an = am+n, am / an = am-n , (am ) n = am x n , (am ) 1/n = am/ n

Which of the Following Is Equal to X20 for All