Find the vertex of: -4x²+8x-3
What will be an ideal response?
(1,1)
Mathematics
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Solve the problem.Let n(B) = 60, n(A ? B) = 11, and n(A ? B) = 105. Find n(A).
A. 56 B. 58 C. 54 D. 45
Mathematics
Simplify the expression. Assume that all variables are positive and write your answer in radical notation.
? 
A. ab
B. ab
C. 
D. 
Mathematics
How many rows and columns has the matrix 4 × 7? ?
A. 7 rows, 7 columns B. 7 rows, 4 columns C. 4 rows, 7 columns D. 4 rows, 4 columns E. 28 rows, 28 columns
Mathematics
Without graphing the function, determine its amplitude or period as requested.y = -3 sin xFind the amplitude.
A. 
B. 3
C. -3?
D. 2?
Mathematics