Comp Prac Questions

Front

What is the formula to find the volume of a cylinder?

Back

Volume = πr²h, where r is the radius and h is the height.

Front

What does it mean to simplify an expression using exponents?

Back

It means to reduce the expression to its simplest form by applying the laws of exponents.

Front

How do you convert a decimal to a fraction?

Back

Write the decimal as a fraction with a denominator of 1, then multiply the numerator and denominator by 10 for each digit after the decimal point.

Front

What is the slope-intercept form of a linear equation?

Back

Y = mx + b, where m is the slope and b is the y-intercept.

Front

How do you find a number when given a fraction of it?

Back

If a fraction of a number equals a value, divide that value by the fraction to find the number.

Front

What is the value of 4/7 of a number if it equals 84?

Back

The number is 147.

Front

What is the value of 9^8 in terms of 81?

Back

9^8 = (3^2)^8 = 3^16 = 81^4.

Front

What is the relationship between exponents and roots?

Back

The nth root of a number is the same as raising that number to the power of 1/n.

Front

What is a linear equation?

Back

An equation that makes a straight line when graphed, typically in the form y = mx + b.

Front

What does it mean to simplify a fraction?

Back

To reduce the fraction to its lowest terms by dividing the numerator and denominator by their greatest common divisor.