Choose the correct word-answer and fill in the blanks -52-a2 - -5a2-5a2-2-

By the properties of exponent, we know that a^x×b^x = (a× b)^xBy using the above property 5^2×a^2 = (5× a)^20ex0ex = (5a)^2Hence, the correct answer ...

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Byju's Answer

Standard VII

Mathematics

Zero Exponents

Choose the co...

Question

Choose the correct word/answer and fill in the blanks :
$5^{2} \times a^{2} =_______[{(5 a)}^{2} / {(5 a)}^{2 + 2}]$

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Solution

By the properties of exponent, we know that -
$a^{x} \times b^{x} = {(a \times b)}^{x}$
By using the above property -
$5^{2} \times a^{2} = {(5 \times a)}^{2} = {(5 a)}^{2}$
Hence, the correct answer is ${(5 a)}^{2}$ .

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Choose the correct word/answer and fill in the blanks :52×a2=_______5a2/5a2+2

By the properties of exponent, we know that -ax×bx=a×bxBy using the above property -52×a2=5×a2=5a2Hence, the correct answer is 5a2.

Choose the correct word/answer and fill in the blanks :
$5^{2} \times a^{2} =_______[{(5 a)}^{2} / {(5 a)}^{2 + 2}]$

By the properties of exponent, we know that -
$a^{x} \times b^{x} = {(a \times b)}^{x}$
By using the above property -
$5^{2} \times a^{2} = {(5 \times a)}^{2} = {(5 a)}^{2}$
Hence, the correct answer is ${(5 a)}^{2}$ .