When multiplying $x + a$ and $x + b$ , we get $x^{2} + (a + b) x + a b$ .

True

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False

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Solution

The correct option is A True

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Similar questions

x + a

x + b

x^{2} + (a + b) x + a b

(x+a)(x+b)=x² + (a+b)x +ab. Evaluate 99×106 without multiplying directly.

Can you imitate the case of the identity (x + a) (x + b) = x² + (a + b) x + ab, and get a similar expression for the product (x + a) (x + b) (x + c)?

(x + a) (x + b) = x^{2} + (a + b) x + a b

(x + a) (x + b) (x + c)

The expansion $(x + a) (x + b)$ is

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