Use the quadratic formula to solve the equation.5x2 - 3x - 8 = 0
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find IT if I2 = 40 mA and I3 = 40 mA.
a. 90 mA
b. 80 mA
c. 45 mA
d. 10 mA
e. Cannot be solved without knowing I1
Mathematics
Solve the problem.A building 160 feet tall casts a 90 foot long shadow. If a person looks down from the top of the building, what is the measure of the angle between the end of the shadow and the vertical side of the building (to the nearest degree)? (Assume the person's eyes are level with the top of the building.)
A. 56° B. 34° C. 61° D. 29°
Mathematics
Solve the system by graphing.
x - 
y = 5
x + 
y = 12
A. {(3, 4)} B. {(3, 1)} C. {(4, -3)} D. {(4, 3)}
Mathematics
Establish the identity.
= 
What will be an ideal response?
Mathematics