Mathematics, 04.03.2020 02:46, sighgabbie
Luis has $20.He buys 4 cans of tennis balls and gets $8 back as change. How much did one can of tennis balls cost?
Answers: 2
Mathematics, 21.06.2019 13:00, HaJEReMY5170
Solve the system by the elimination method. 3x - 2y - 7 = 0 5x + y - 3 = 0 to eliminate y, the lcm is 2. which of the following is the resulting equations? 1.3x - 2y - 7 = 0 5x + y - 3 = 0 2.3x - 2y - 7 = 0 -10x - 2y + 6 = 0 3.3x - 2y - 7 = 0 10x + 2y - 6 = 0
Answers: 1
Mathematics, 21.06.2019 18:30, Prolearner1234
For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3
Answers: 2
Mathematics, 21.06.2019 19:40, evarod
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
Luis has $20.He buys 4 cans of tennis balls and gets $8 back as change. How much did one can of tenn...
Mathematics, 08.05.2021 14:00
Mathematics, 08.05.2021 14:00
Chemistry, 08.05.2021 14:00
Mathematics, 08.05.2021 14:00
French, 08.05.2021 14:00