When writing a number in scientific notation, how many digits should be to the left of the decimal point?
a. none
b. one
c. two
d. it depends on how precise you want your answer to be.

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers?

The trapezoid is composed of a rectangle and two triangles. what is the area of the rectangle? what is the total area of the triangles? what is the area of the trapezoid? a) 48 cm2; 32 cm2; 80 cm 2 b) 48 cm2; 16 cm2; 64 cm 2 c) 128 cm2; 32 cm2; 160 cm 2 d) 128 cm2; 16 cm2; 144 cm 2