y?? ?10y? + 21y = 2x + 4
What will be an ideal response?
Mathematics
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Graph the pair of parametric equations with the aid of a graphing calculator.x = t - sin t, y = 1 - cos t, -4? ? t ? 4?
A. 
B. 
C. 
D. 
Mathematics
Complete.540 min = hr
A. 22 B. 4 C. 216 D. 9
Mathematics
Solve the equation or inequality. Write inequality solutions in interval notation.3(n + 2) = -2(2 - 2n)
A. -2 B. 4 C. 10 D. 2
Mathematics
Solve.Sue buys a house which has a rectangular yard measuring 10.1 meters by 15.4 meters. In one corner of the yard is a rectangular shed measuring 2.8 meters by 3.5 meters. Sue intends to grow grass in the whole of the yard. What is the area of the yard excluding the shed?
A. 145.74 m2 B. 1457.4 m2 C. 155.54 m2 D. 2.8 m2
Mathematics