0.25x² + 8.5 - 17 = 0
1)
a = 0.25
b = 8.5
c = -17
2)
- 8.5 ± √(8.5)²-4(0.25) (-17)
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2(0.25)
3)
-34 ± √1428
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2
4)
-35.894 and 35.894
Answer:
no
Step-by-step explanation:
the (3x)(x) will simplify to 3x^2, and when the leading coefficient (the coefficient with the largest exponent) has an exponent of 2 or greater, then it is not linear, as a linear expression must have a leading coefficient with an exponent of 1.
Do the formula length times width times height.
Then, round like you normally would!
And for the second one, just multiply 2.5 x 6!
This is what I got I hope it helps
The answers is 2:10 or 2/10