Step-by-step explanation:
(a) Sum is -4
4 + (-8)
4 - 8
-4
(b) Sum is 0
1 + (-1)
1 - 1
0
(c) Difference is 2
10 - 8
2
(d) Difference is -6
10 - 16
-6
Answer:
x = 7
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Step-by-step explanation:
Use the formula 0 = b^2-4ac
0 = -b^2-4(2)(-9)
0 = -b^2+72
b^2 = 72
b = square root of 72
b = 2 real numbers
Answer:
-13x^2+8x-3
Step-by-step explanation:
Answer:
Volume = 144 in.³
Step-by-step explanation:
Given:
Length = 9 in.
Width = 4 in.
Height = 4 in.
Required:
Volume
Solution:
Volume of a box = length * height * width
Volume = 9*4*4
= 144 in.³
