The last one is that correct answer.
2x^2 +7x -4
Answer:
5, 5, 5
Step-by-step explanation:
i saw it on quizlet
5. 623. Just split the shape into two. then find the area of two figures that you created. Then add.
6. V = 138.125. Just multiply all the numbers together for this problem.
7. SA = 392. Use the formula <span>2(lw + lh + wh). </span>
Step-by-step explanation:

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X is the number
1/x is its reciprocal
<span>The quotient of a number and its reciprocal:
x / (1/x)</span>