Write the numbers 10, 100, and 1000 in scientific notation with two, three, and four significant figures, respectively

Find a system of two equations in two variables, x1 and x2, that has the solution set given by the parametric representation x1 = t and x2 = 5t - 6, where t is any real number. (Enter your answer as a comma-separated list of equations.)

The expressio (2x^5+7x^3) - (5x^2-4x^3)

A straight line that best represents the correlation of data on a scatter plot is called what? correlation coefficient strong correlation slope linear regression

Decrease £900 by 5%?

Frankie has $40 in his wallet. He decided to buy a pair of earrings for his mom for her birthday. He spent 25% of his money on the earrings. How much were the earrings?

Factor completely x^2+4x-32 (x + 8) (x - 4) (x + 8) (x + 4) (x - 16) (x - 2) (x + 16) (x - 2)

a company gives raises once-a-year amir's present salary of $16,000 his manager would like to raise amir's salary to 35,000. What percent raise would Amir be receiving?

A garden is 5 yards 12 inches wide and 6 yards long. Write the ratio of the width to the length as a fraction in simplest form.

A fence forms a rectangle and using 64 meters of fencing if the width of the enclosed area is 13 meters what is the lenght?

It coasts $86 to ride the train. Ms. Reilly took her 6th grade class on the train to the museum. There were 18 students from Ms. Reilly's class that went to the museum. How much did Ms. Reilly's class spend on the class and herself for the train?