Prove or disprove that if a and b are rational numbers, then ab is also rational.

Write the equation in standard form. Y=-1/5x+2

6/5 to a percentage

True or False. An equation sometimes has no solution. Explain your answer.

Joes apple weighs 4/5 martas apple weighs 0.5 how much more does joes weigh than martas

The table represents a linear function. Which values complete the table?

How do you determine if a given set of measurements works for the side lengths of a triangle? (It should be a number)

If cosx = sin20, find the value of x, 0 Solve for x correct to the nearest minute given sin^2 x-3sin xcosx+2cos^2 x=0, where 0≤x≤180

What is 45 times 35 divided by 344

2/5k-3/5+1/10k simplify

A sling is being rotated at the rate of 99 rpm. Give each answer as an exact fraction. a) What will the length of the sling have to be so that the speed of the object at the end will be 53 meters per second? (in meters) meters