Mathematics, 25.01.2020 04:31 ReaLily
Two times owen’s age plus 9 times charlotte’s age equals 235. charlotte’s age is also 5 times owen’s age. how old is charlotte
Answers: 1
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Which sum or difference identity would you use to verify that cos (180° - ∅) = -cos ∅? a. sin (α -β) = sin α cos β – cos α sin β b. cos (α -β) = cos α cos β – sin α sin β c. cos (α -β) = cos α cos β + sin α sin β d. sin (α + β) = sin α cos β + cos α sin β
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Mathematics, 21.06.2019 15:40
What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal
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John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11
Answers: 2
Two times owen’s age plus 9 times charlotte’s age equals 235. charlotte’s age is also 5 times owen’s...
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