Express 7 million in scientific notation

Also find the volume of the figure below?

Find the slope (-1,7), (-6,1)

Minimize q=5x^2+3y^2 where x+y=8

Loyaltytiana23 5:17 PM what number is in the hundredths place 123.456

Which of these phrases is correct? A 18 is a multiple of 6 and a factor of 32. B 18 is divisible by 3 and a factor of 72. C 18 is divisible by 6 and a multiple of 4. D 18 is a factor of 90 and divisible by 8.

Triangle DEF is similar to triangle GHK. What is the value of DF if GK is 3.4 inches, EF is 2.25 inches, and HK is 9 inches?

Translate the percent word problem in a equation: If 5 is increased to 8, the increase is what percent of the original number?

Explain the difference between 4 times the sum of x and y and the sum of 4 times x and u

Assume that 140 surveys are completed. Of those surveyed, 71 responded positively to effectiveness, 60 responded positively to side effects, and 65 responded positively to cost.

For the first 4 years of a pig's life, the weight w (in kilograms) of the pig approximately fits the formula w (t) = 2 + 14t, where t is the age of the pig in years.