If limx- -ax7-a7-x-a-7then the value of a is

The correct options are A 1 B 1 lim _ x→ a x^ 7 +a^ 7 x+a =7 ⇒lim _ x→ a 7x^ 6 1 =7 ⇒ 7 a ^ 6 =7⇒ a=± 1 ...

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Sum of Product of Binomial Coefficients

If limx→ -a...

Question

If $lim x \to - a \frac{x^{7} + a^{7}}{x + a} = 7$
then the value of a is

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-1

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none of these

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Similar questions

lim x \to - a \frac{x^{7} + a^{7}}{x + a} = 7

a

lim x \to a \frac{x^{7} - a^{7}}{x - a}

lim x \to \infty \frac{x^{7} - a^{7}}{x - a}

lim x \to a [f (x) + 2 g (x)] = 7

lim x \to a [4 f (x) - g (x)] = 1

lim x \to a \frac{6 f (x)}{g (x)}

f (x) = a x^{7} + b x^{3} + c x - 5

a, b

c

f (- 7) = 7

f (7)

?

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