Write the number in standard form.9.89 × 10-4

A. -989,000
B. 0.000989
C. 0.0000989
D. 0.00989


Answer: B

Mathematics

You might also like to view...

Add.-3.7 + (-19.2)

A. -15.5 B. -22.9 C. 15.5 D. 22.9

Mathematics

Graph the given function. Identify the vertex and the intercepts.y = 3 -x2 - 2x

A. Vertex: (1, 4)
x-intercepts: -1 and 3 
y-intercept: 3

B. Vertex: (- 1, 4) 
x-intercepts: -3 and 1
y-intercept: 3

C. Vertex: (- 1, - 4)
x-intercepts: -3 and 1 
y-intercept:-3

D. Vertex: (- 1, 4) 
x-intercepts: -1 and 3
y-intercept: 3

Mathematics

Factor completely, or state that the polynomial is prime.4x2 + 16x + 12

A. 4(x + 1)(x + 3) B. 4(x2 + 4x + 3) C. (4x + 4)(x + 3) D. (x + 1)(4x + 12)

Mathematics

Determine whether or not the graph is a graph of a function of x.

A. Function B. Not a function

Mathematics