Answered

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When asked to factor the x^2 - 144, a student gives the answer (x - 12)(x - 12). What is wrong with this answer?

A. Both minus signs should be plus signs l

B. One of the minus signs should be a plus sign

C. There is nothing wrong with this answer

D. -1 is also a factor

When Asked To Factor The X2 144 A Student Gives The Answer X 12x 12 What Is Wrong With This Answer A Both Minus Signs Should Be Plus Signs L B One Of The Minus class=

Sagot :

reinhard10158

Answer:

B

Step-by-step explanation:

because in general

(a + b)(a - b) = a² - b²

when the second term is negative, it has to be the product of a positive and a negative number.

positive × positive = positive

negative × negative = positive

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