Which of the following is a quadratic expression where a = 1 ?
A) 4x² - 7x - 8
B) x² - 5x - 280
C) 4x² - 9
D) 9x² + x - 10
With explaination, please.
A) 4x² - 7x - 8
B) x² - 5x - 280
C) 4x² - 9
D) 9x² + x - 10
With explaination, please.
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Answer:
B.
Step-by-step explanation:
kase pag inextract mo yung 1 is equivalent to x²
hopefully makatulong:)