Which polynomial is a perfect square trinomial?
a. 25^x2 − 20x − 16
b. 9a^2 − 30a − 2...
Mathematics, 23.09.2019 15:30 briizy
Which polynomial is a perfect square trinomial?
a. 25^x2 − 20x − 16
b. 9a^2 − 30a − 25
c. 25b^2 − 15b 9
d. 16x^2 − 24x 9?
Answers: 1
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The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?
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