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Answers: 2
Mathematics, 22.06.2019 03:30
3a + 5b - 7 = 0 a - 2b - 4 = 0 solve the system by the elimination method. check your work {(96/11, -5/11)} {(34/11, -5/11)} {(32/33, 5/11)}
Answers: 1
Mathematics, 22.06.2019 04:50
Emily works as a painter. for each job, it takesher 30 minutes to prepare an interior wall ofa house before she paints and 2 minutes persquare yard to paint that will. the graph belowshows the total time it would take her to do a job,based on the total area of the wallhow long does it take her to do a job when she paints a wall with an area of 15 square yards?
Answers: 3
Mathematics, 22.06.2019 10:00
Solve the inequality. |3x + 6| < 12 a) –6 < x < 2 b) –21 < x < 3 c) –6 > x > 2 d) –2 < x < 2
Answers: 2
Mathematics, 22.06.2019 11:20
46. use matlab to plot the polynomials y = 3x 4 − 6x 3 + 8x 2 + 4x + 90 and z = 3x 3 + 5x 2 − 8x + 70 over the interval −3 ≤ x ≤ 3. properly label the plot and each curve. the variables y and z represent current in milliamperes; the variable x represents voltage in volts.
Answers: 3
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