Graph the linear equation using intercepts.y = -2x
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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The graph of the equation is a parabola. Determine whether the parabola opens upward, downward, to the left, or to the right. Do not graph.x = 7y2 - 2y - 3
A. downward B. to the left C. to the right D. upward
Mathematics
Factor the trinomial.8z2 + 6z - 9
A. (8z + 1)(z - 9) B. (2z - 3)(4z + 3) C. (8z + 3)(z - 3) D. (2z + 3)(4z - 3)
Mathematics
Complete the identity.
= ?
A. cot ? + tan ? B. cot ? + cot ? C. tan ? + 1 D. cot ? + tan ?
Mathematics
Solve the problem.The gravitational attraction A between two masses varies inversely as the square of the distance between them. If the force of attraction is 9 lb when the masses are 2 ft apart, what is the attraction when the masses are 6 ft apart?
A. 3 lb B. 2 lb C. 1 lb D. 4 lb
Mathematics