What is the missing constant term in the perfect square that starts with x^2 - 20x
2 answers:
Answer:
100
Step-by-step explanation:
To make a perfect square trinomial, you want to divide the use the following equation to find the missing constant:
when the quadratic is in standard form.
In this case, we would divide -20 by 2 and square it
-20/2 = -10
(-10)^2 = 100
(a - b)² = a² - 2ab + b²
- 2ab = 20x
- ab = 10x } => b = - 10
a = x
(x - 10)² = x² - 20x + 100
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Answer:
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Step-by-step explanation:
Answer: 63
Maybe?
If it’s wrong sorry :)
Y=x blue point of a number line
I believe your answer should be $0.95
Of course, I could be wrong, and I apologise if I am.
Answer:
9/8
Step-by-step explanation:
3/4 ÷ 2/3
= 3/4 x 3/2
= (3 x 3)/ (4 x 2)
= 9/8
