Mathematics, 18.03.2021 01:00 tessthetoast
Which of the equations are true identities?
A. (y + 6)(y – 7) + 42 = y2 - y
B. (x + 3) (2 - 8) = x2 – 5x
Choose 1
Only A
Only B
Both A and B
Neither A nor B
Answers: 2
Mathematics, 21.06.2019 17:30
Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.
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Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.
Answers: 3
Mathematics, 21.06.2019 22:00
10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u.s. dollars for every 100 euros. b) gabriella averages 100 u.s. dollars for every 25 euros. c) gabriella can exchange 75 u.s. dollars for 100 euros. d) gabriella can exchange 100 u.s. dollars for 75 euros.
Answers: 2
Which of the equations are true identities?
A. (y + 6)(y – 7) + 42 = y2 - y
B. (x + 3) (2 - 8...
B. (x + 3) (2 - 8...
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