Which expression is equivalent to (x^-4y/x^-9y^5)^-2 ? assume x ≠ 0, y ≠ 0
a y^8/x^10
b x^5/y^7
c x^5/y^4
d x/y^7

which expression is equivalent to 28p^9q^-5/12p^-6q^7 assume p ≠ 0,q ≠ 0
a 2/p^15q^12
b 7p15/3q12
c 2q^12/p^15
d 7p^15q^12/3

which expression is equivalent to (5ab)^3/30a^-6b^-7 ? assume a ≠ 0, b ≠ 0
a a^7b^10/6
b 125a^18b^21/30
c 25a^3b^4/6
d 25a^9b^10/6

Question 1: Which expression is equivalent to (x^-4y/x^-9y^5)^-2 ?

Hence, option A is correct i.e. .

Question 2: Which expression is equivalent to 28p^9q^-5/12p^-6q^7 ?

Hence, option B is correct i.e. .

Question 3: Which expression is equivalent to (5ab)^3/30a^-6b^-7 ?

Hence, option D is correct i.e. .

pla·gia·rism

/ˈplājəˌrizəm/

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noun

the practice of taking someone else's work or ideas and passing them off as one's own.

step-by-step explanation:

i think the answer is a.( -3, -1 )