Solve the problem.Find the polynomial that represents the area of the square shown.
(9x + 3)
A. 81x2 - 54x + 9
B. (81x2 - 54x - 9)
C. 81x2 + 54x + 9
D. (81x2 + 54x - 9)
Answer: C
Mathematics
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Solve the problem.The derivative of a function can be used to find the slope of the line tangent to its graph. If the slope of the line tangent to the graph of f(x) = x2 + x at (5, 30) is 11, write the equation of this tangent line.
A. y = 11x + 25 B. y = 11x - 25 C. y = -11x - 85 D. y = -11x + 85
Mathematics
Divide and write the result in standard form.
A. 
- 
i
B. 1 - 
i
C. 
+ 
i
D. 
- 
i
Mathematics
Solve the linear system by using an inverse matrix.
A. {(8, 9, 5)} B. {(-8, 5, 16)} C. {(8, 5, 9)} D. ?
Mathematics
Select the standard form of the equation of the parabola and determine the coordinates of the focus.
?
?
?
A. 
; Focus: 
B. 
; Focus: 
C. 
; Focus: 
D. 
Focus: 
E. 
; Focus: 
Mathematics