solve the sums it is using suitable identity a) 64a^2-4
b)81x^2-49
c)9y^2-16
d)25x^2-144 please solve all this with steps I will mark u as brainliest answer
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a. (8a)^2-(2)^2
= (8a-2)(8a+2)
b.(9x)^2-(7)
=(9x-7)(9x+7)
c. (3y)^2-(4)^2
=(3y-4)(3y+4)
d.(5x)^2-(12)^2
=(5x-12)(5x+12)
= (8a-2)(8a+2)
b.(9x)^2-(7)
=(9x-7)(9x+7)
c. (3y)^2-(4)^2
=(3y-4)(3y+4)
d.(5x)^2-(12)^2
=(5x-12)(5x+12)
prernaraj:
plz. mark as brainiest...
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\left[a _{1}\right] = \left[ \frac{-1}{4}\right][a1]=[4−1] totally answer. Algebra functional value
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