Solve the equation.7x - 30 = 3x + 8
A. 0.105
B. 10.5
C. 9.5
D. 1.053
Answer: C
Mathematics
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Use the fundamental identities to simplify the expression.
A. 1 B. cot2? C. sec2? D. csc2?
Mathematics
Graph the quadratic function using its vertex, axis of symmetry, and intercepts.f(x) = -10x2 - 2x - 7
A. vertex 
intercept (0, 7) 
B. vertex 
intercept (0, -7)
C. vertex 
intercept (0, -7) 
D. vertex 
intercept (0, 7) 
Mathematics
Solve. Remember to insert units when writing your answer.David normally weighs 96 kilograms, but he lost 3000 grams after being sick. Find David's new weight.
A. 93 kg B. 95.7 kg C. 99 kg D. 66 kg
Mathematics
Decide whether or not the set of ordered pairs defines a function.{(-3, 5), (-2, -9), (3, -8), (3, 6)}
A. No B. Yes
Mathematics