Provide an appropriate response.The solution of the equation 5(4s - 3) = 20s - 15 is given as 0. Is this correct? Explain.
What will be an ideal response?
No. The equation is an identity with solution set {all real numbers}.
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Solve the problem.Dombro Construction Company needs to cut an arch for the top of a doorway. The arch needs to be 6 feet wide and 2 feet high. The arch will be a section of a circle, drawn using a stretched string with a pencil attached at the end as a compass. Using the coordinate system as shown in the drawing, find the y-coordinate of the point on the y-axis that would be the center of the circle. Round to the hundredths place.
?a = 3
A. -1.25 B. 1.09 C. 12.5 D. 1.39
Solve and check the equation. Begin your work by rewriting the equation without fractions.
- 
= 
A. {7}
B. {-4}
C. {4}
D. 
Solve the problem.The second angle of a triangle is 3 times as large as the first. The third angle is 35° more than the first. Find the measure of the smallest angle.
A. 35° B. 145° C. 55° D. 29°
For the pair of functions, find the quotient 
(x) and give any x-values that are not in the domain of the quotient function.f(x) = 10x2 + 3x - 18, g(x) = 5x - 6
A. 2x + 3; x ? 
B. 2x - 3; x ? 
C. 2x - 3; x ? - 
D. 2x + 3; x ? - 