Mathematics, 15.09.2019 19:10 ginareyes0423
1.if cos x+cos y=1, sec x+sec y=4, what is the value of x+y? (the range of x and y are both 0 to 180degree.
2.if sin-1 a=2cos-1 b, find 4b^2(1-b^2).
3.if k is an integer which satisfies the equation 2(sin x)^2+ 10(cos x/2)^2=7-2k then what is the range of k?
4.the question is on the top(fig 1
Answers: 1
Mathematics, 21.06.2019 16:30, melissapulido198
Ineed if you could explain and give me the answer you! this needs done
Answers: 1
Mathematics, 22.06.2019 00:30, bossefamily1
Use the irregular polygon below. show all work. a. find the perimeter. b. find the area. the angles of the irregular polygon is 2, 8, 8, and 4.
Answers: 2
Mathematics, 22.06.2019 03:30, ddwithdadarco
Given the equation −4 = 12, solve for x and identify if it is an extraneous solution.
Answers: 1
1.if cos x+cos y=1, sec x+sec y=4, what is the value of x+y? (the range of x and y are both 0 to 18...
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