What goes in the blanks? (a2 +___+1)−(___+5a+___)=4a2 −2a+7
2 answers:
Answer:
4a2 + 4a + 1 = (2a +1)^2 = (2a + 1)(2a + 1)
4 − 4a + a2 = (2 - a)^2 = (2 − a)(2 − a)
4a2 − 4a + 1 = (2a -1)^2 = (2a − 1)(2a − 1)
4 + 4a + a2 = (2 + a)^2 = (2 + a)(2 + a)
Step-by-step explanation:
Answer:
Step-by-step explanation:
<u>The left side of the equation:</u>
<u>The right side:</u>
<u>The difference:</u>
<u>The equation is:</u>
- (a² + 3a + 1) - (-3a² + 5a - 6) = 4a² - 2a + 7
<u>The blanks:</u>
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