Add: x5 - 4x + + 7x3 + 8, 9x 3 + 7x2 - 10, and -2x 5 + 7x4 - 3x + 8.
ED
1 answer:
Step-by-step explanation:
x5 - 4x + 7x3 + 8 + 9x3 + 7x2 - 10 - 2x5 + 7x4 - 3x + 8
Arranging
x5 - 2x5 + 7x4 + 7x3 + 9x3 + 7x2 - 4x - 3x + 8 - 10 +8
-1 + 7x4 + 16x3 + 7x2 - 7x + 6
7x4 + 16x3 + 7x2 - 7x + 5
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Step-by-step explanation:
We need the length of the sides.
AB=√(2-(-2))²+(4-1)²=√16+9=√25=5; BC=√4²+0=4; CA=√0+9=3. AB+BC+CA=5+4+3=12.
Answer:
False
Step-by-step explanation:
y=5x + 5
0=5 (5)+5
0=10+5
0≠15
False
Answer:
the answer is c
4.5feets
30 feets
Answer:
its c
Step-by-step explanation:
