Questions by Minni

Questions by Minni

An inventor tries to sell you his new heat engine that takes in 40 J of heat at 87°C on each cycle, expels 30 J at 27°C, and does 10 J of work. Would it be wise to invest in this engine?

asked Jun 18, 2020

1 answer

1 vote

72.1k views

Garrett is an executive vice president at Samm Hardware. He researches a proposal by a larger company, Maximum Hardware, to combine the two companies. By analyzing past performance, conducting focus groups,

asked Apr 8, 2020

1 answer

5 votes

102k views

Given the equation 3x2 − 18x + 15 = 0, what are the values of h and k when the equation is written in vertex form a(x − h)2 + k = 0? h = 3, k = −12 h = 3, k = 3 h = −3, k = 27 h = −3, k = −27

asked Jan 13, 2020

2 answers

5 votes

22.4k views

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