Mathematics, 18.02.2021 01:30 MattPong
Select all the systems of equations that have exactly one solution. Group of answer choices {y=3x+1y=-3x+7 ( I know this one is wrong) {y=3x+1y=x+1 {y=3x+1y=3x+7 {x+y=102x+2y=20 {x+y=10x+y=12
Answers: 2
Mathematics, 21.06.2019 14:30
The floor plan of a room has a scale of 2.5 in.: 35 ft. in the drawing, the length of the room is 8 in. and the width of the room is 6 in. what is the perimeter of the actual room?
Answers: 3
Mathematics, 21.06.2019 19:00
In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.
Answers: 3
Mathematics, 21.06.2019 19:20
What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9
Answers: 2
Mathematics, 21.06.2019 19:30
The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)
Answers: 3
Select all the systems of equations that have exactly one solution. Group of answer choices {y=3x+1y...
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