Hello,
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Answer B
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2x²+28x-5=2(x²+2*7x+49)-5-2*49=2(x+7)²-103
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Answer:
1/2
Step-by-step explanation:
isolate the variable by dividing each side by factors that don't contain the variable
Answer:
0.80
Step-by-step explanation:
The z-score is found from the formula ...
Z = (X -μ)/σ
Z = (77 -73)/5 = 4/5 = 0.80
Jennifer's Z-score was 0.80.
Answer:
least
0.15%
0.015
3/19
greatest
Step-by-step explanation: