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SB

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Solve x2−8x−9=0x ^ { 2 } - 8 x - 9 = 0x28x9=0 by completing the square, if possible.

A) x=−1,x=9x = - 1 , x = 9x=1,x=9
B) x=8,x=−9x = 8 , x = - 9x=8,x=9
C) x=1,x=−9x = 1 , x = - 9x=1,x=9
D) x=−8,x=−9x = - 8 , x = - 9x=8,x=9
E) no solutions

On May 25, 2024


A
SB

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Compute the maturity value on each of the following notes. Fill in the missing entries for time or maturity date. (Use a 360-day year.) Compute the maturity value on each of the following notes. Fill in the missing entries for time or maturity date. (Use a 360-day year.)

On May 24, 2024


SB

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Find (g∘f) (x) ( g \circ f ) ( x ) (gf) (x) where f(x) =4x+7f ( x ) = 4 x + 7f(x) =4x+7 and g(x) =x2−1g ( x ) = x ^ { 2 } - 1g(x) =x21 .

A) 4x328x2−4x−74 x ^ { 3 } 28 x ^ { 2 } - 4 x - 74x328x24x7
B) 4x2+34 x ^ { 2 } + 34x2+3
C) 16x2+56x+4816 x ^ { 2 } + 56 x + 4816x2+56x+48
D) 16x2+616 x ^ { 2 } + 616x2+6
E) 4x2+64 x ^ { 2 } + 64x2+6

On May 22, 2024


C