Solve.An electronics manufacturer's revenue R for selling x mobile phones is given by 
A competing electronics manufacturer's revenue for selling a similar mobile phone is 
Under what circumstances will both manufacturers make the same revenue?
A. They will make the same revenue if they sell 430 phones.
B. They will make the same revenue if they sell 0 or 215 phones.
C. They will make the same revenue if they sell 0 or 430 phones.
D. They will never make the same revenue.
Answer: C
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Which of the following is not a method of making scale drawings? ?
A.
?Using a grid system to measure length and width of different features of the dilated figure.
B.
?Using a center of dilation to make a dilation of a figure.
C.
?If the length of a drawing is 10" long and 6" wide, and the original object with 35 inches wide, the scale factor used to find the original length is 
.
D.
?If the length of a drawing is 12 cm and the width is 9 cm, and the original object is 35 m in length, the scale factor used to find the original width is 
.
E.
?If the length of a drawing is 12 cm and the width is 9 cm, and the original object is 35 m in length, the scale factor used to find the original width is 
.
Find an equation of the tangent line at the given point P.y = x2 + 11x - 15, P(1, -3)
A. y = -39x - 80
B. y = 
x + 
C. y = - 
x + 
D. y = 13x - 16
Add.1 + (-1)
A. 1 B. 0 C. 2 D. -1
Use the quadratic formula to solve the equation.
?
?
Please enter your answer as two numbers, separated by a comma.
What will be an ideal response?