Express each of the following statements in symbols, using <, >, ?, or ?.a is positive.

A. a ? 0
B. a < 0
C. a ? 0
D. a > 0


Answer: D

Mathematics

You might also like to view...

Establish the identity.sin = (cos x + sin x)

What will be an ideal response?

Mathematics

Solve.An arch in the shape of the upper half of an ellipse is used to support a bridge spanning a creek 40 feet wide. The center of the arch is 10 feet above the center of the creek. What is the height of the arch at a distance 12 feet from the center of the creek?

A. 3 feet B. 8 feet C. 0.8 foot D. 10 feet

Mathematics

Find the vertex and axis of symmetry of the graph of the function.f(x) = -x2 + 8x + 1

A. (4, 17) ; x = 4 B. (8, 1) ; x = 8 C. (-4, -47) ; x = -4 D. (-4, -15) ; x = -4

Mathematics

Solve the equation.- 2x +  = x + 

A. - 
B.
C.
D.

Mathematics