What is the value of 3x^2+4x+12 when x=-2
2 answers:
Answer:
16
Step-by-step explanation:
3 x -2^2 + 4 x -2 + 12
first do exponents -2 x -2 = 4
3 x 4 + 4 x -2 + 12
Next do multiplication or division from left to right
12 - 8 + 12
now do subtraction or addition from left to right
4 + 12
16
56 is the answer to the equation
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Answer:
Q=4
15q-16=8q+12
7q-16=12
7q=28
Q=4
Is there a graph or chart? Or a word problem that tells us some information
C=6.28cm
because C=2pi•r
so in this case C=2•3.14•1
which is C=2•3.14
and that leads to C=6.28cm
hope this helped
To get your answer you first subtract 10 from 128 which is 118.
Answer:
It should take about 4.75 min.
Step-by-step explanation:
Hope this helps and could you mark me as the brainliest
