66 - Accel Warm Up - 12/10

Front

What is scientific notation?

Back

A way of expressing numbers that are too large or too small to be conveniently written in decimal form, using powers of ten.

Front

How do you compare numbers in scientific notation?

Back

Convert them to the same power of ten or compare the coefficients.

Front

What is the smallest number among 8.7 x 10^3, 3 x 10^4, 1.3 x 10^8, and 9 x 10^2?

Back

9 x 10^2.

Front

How do you solve the equation 3x = 15 - 2x?

Back

Combine like terms to get 5x = 15, then divide by 5 to find x = 3.

Front

What does the inequality y + 7 ≥ 12 represent graphically?

Back

It represents all points above the line y = 5, including the line itself.

Front

How do you solve the equation 7x - 11 = 5x + 25?

Back

Combine like terms to get 2x = 36, then divide by 2 to find x = 18.

Front

What is a microgram?

Back

A unit of mass equal to 1 x 10^-6 grams.

Front

How many times greater is 1 x 10^2 grams than a microgram?

Back

1 x 10^8 times greater.

Front

What is the process to isolate a variable in an equation?

Back

Use inverse operations to get the variable by itself on one side of the equation.

Front

What is the definition of an inequality?

Back

A mathematical statement that compares two expressions and shows that one is greater than, less than, or equal to the other.