The equation 5x2 + 30x + 15 = 0 is being rewritten in vertex form. Fill in the missing step.
...
Mathematics, 13.02.2020 23:00, coolgirl5679
The equation 5x2 + 30x + 15 = 0 is being rewritten in vertex form. Fill in the missing step.
Given 5x2 + 30x + 15 = 0
Step 1 β
Step 2 5(x2 + 6x + 9) + 15 β 45 = 0
Step 3 5(x + 3)2 β 30 = 0
A: 5(x2 + 30x ___) + 15 ___ = 0
B:5(x2 + 30x ___) β 15 ___ = 0
C:5(x2 + 6x ___) β 15 ___ = 0
D:5(x2 + 6x ___) + 15 ___ = 0
Answers: 3
Mathematics, 21.06.2019 17:00, michaelbromley9759
How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a. about 4 b. about 8 c. about 40 d. about 21
Answers: 1
Mathematics, 22.06.2019 00:50, jasmine77723
How does the graph of y = 3x compare to the graph of y = 3-x?
Answers: 1
Chemistry, 27.07.2019 06:20
History, 27.07.2019 06:20