1.2 × 10e4− 1.5 × 10e3− 2.2 × 10e2 in scientific notation

4.5×10^9

Step-by-step explanation:

Move the decimal so there is one non-zero digit to the left of the decimal point. The number of decimal places you move will be the exponent on the

10

10

. The sign of the exponent will depend on the direction you are moving the decimal.

4.5

×10

9

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb