Identify the solutions to the quadratic equation.
Check all that apply.
x2 + 4x - 21 = 0
2 answers:
Answer:
C and D
Step-by-step explanation:
(X-3)(X+7)=0
X-3=0 X+7=0
X=3 X=-7
Answer:
6, -7 ; C and D
Step-by-step explanation:
(-4 +/- √16+84)/2=x
(-4 +/- 10)/2=x
x=6/2=3, or x=-14/2= -7
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1(2+3)4•5(6-7)+8+9-10 lol
Answer:
the answer would be 5
Step-by-step explanation:
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I got 29 i think i’m just dumb this is why i have this app
This might help. The number of degrees of the inner corners of a triangle have to add up to 180 degrees. And the outside corners have to add up to 360 degrees.
The upper quartile (Q3) is represented by the median of the upper half of the data