Solve equation by using the quadratic formula.3x2 - 4x = 7
A. x = 
, 0
B. x = 
, -1
C. x = 
, -1
D. x = 
, 1
Answer: C
Mathematics
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Find the indicated product.(3x - 6) 3
A. 27x 3 - 162x 2 + 324x - 6 B. 27x 3 - 162x 2 - 54x + 6 C. 27x 3 - 162x 2 + 324x - 216 D. 27x 3 + 162x 2 - 324x + 216 E. 27x 3 - 324x 2 + 162x - 216
Mathematics
Find v ? u.v = 8i + 4j and u = 8i + 7j
A. 92 B. 64i + 28j C. 36 D. 16i + 11j
Mathematics
Solve by the substitution method. If the system is inconsistent or dependent, say so.9x + 40 = -7y5x - 4y = 33
A. No solution B. (1, -7) C. (0, -6) D. (1, -6)
Mathematics
Find the slope 
and an equation of the tangent line to the graph of the function 
at the point 
data-wiris-created="true" varid="variable_id_field" variablename="impvar_31c6b8d8a5c04ae0965244248" />.
?
?
A. 
; 
B. 
; 
C. 
; 
D. 
; 
Mathematics