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Mathematics, 22.08.2020 04:01 gillkan

Which of the equations are true identities? A. (y+6)(y – 7) + 42 = y? – Y
B. (x+3)(x - 8) = x² – 5x
Choose 1
Only A
Only B
Both A and B
Neither Anor B

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Which of the equations are true identities? A. (y+6)(y – 7) + 42 = y? – Y
B. (x+3)(x - 8) = x...
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