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Earn +20 ptsQ: Is 49x2-56x plus 16 a perfect square?
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Is a square plus 25 a perfect square?
No, consider 16 + 25 ...
Is 16x2-36x plus 9 a perfect square?
16(2)-36+9 32-36+9 -4+9 No, it isn't a perfect square.
Is 16 a perfect square root?
16 is a perfect square (of 4) and the square root of 256.
Is 49x2-56 plus 16 a perfect square trinomial?
yes, (7x - 4)2
What value of c makes 9x2 plus 24x plus c a perfect square?
16? using 16, you have (3x2 + 4)(3x2 + 4) = 9x2 + 24x + 16
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