Question

14. Use suitable identities to find the porodu
cts of (x+8) (x-10)
​

Answer 1

Answer:

x sq. - 2x - 80

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Answer 2

${\blue{\boxed{\underline{\underline{\mathbb{\red{SOLUTION \: :}}}}}}}$

Using the identity, (x+a)(x+b) = x ²+(a+b)x+ab

[Here, a = 8 and b = −10]

We get,

(x+8)(x−10) = x²+(8+(−10))x+(8×(−10))

= x²+(8−10)x–80

= x²−2x−80

$\large\fcolorbox{red}{lime}{Hope \: this \: helps \: you}$