F3R
23.07.2019 •
Mathematics
Using observation and assessment data to make decisions is a. something you do once a year. b. a way to know what works for all children. c. an ongoing process. d. an evidence-based strategy.
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Ответ:
D. an evidence-based strategy
I hope it helps, and I'd appreciate it if I got a thanks ! :)
Ответ:
x = - 2, x = 4
Step-by-step explanation:
Given
f(x) = (x - 4)(x + 2)
To find the x- intercepts let f(x) = 0, that is
(x - 4)(x + 2) = 0 ← in standard form
Equate each factor to zero and solve for x
x - 4 = 0 ⇒ x = 4 → (4, 0 )
x + 2 = 0 ⇒ x = - 2 → (- 2, 0 )