If the simple interest on $1,000 for 4 years is $360, then what is the interest rate?

What is the standard form of -5x^2+2x^4-11+x^3+3x

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0