Mathematics, 01.01.2020 19:31 jdkrisdaimcc11
What is the solution of this linear system? multiple choice
4x+y= -1
y= -2x + 3
a. (-2,7)
b. (-2,-7)
c. (2,7)
d. (2,-7)
Answers: 2
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In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.
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The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z
Answers: 2
What is the solution of this linear system? multiple choice
4x+y= -1
y= -2x + 3
a...
4x+y= -1
y= -2x + 3
a...
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