Answers edited by Dean R.
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Please solve q 20?
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Plz help me how unit circle works plz ?
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How do you find the exact value of inverse trig functions?
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How do you find sin(x/2), cos(x/2), and tan(x/2) from the given Cot(x) = 13?
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Let P be any point on the conic r = 12/(3-sin x). Let F¹ and F² be the points (0, 0°) and (3, 90°) respectively. Show that PF¹ and PF² = 9 ?
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Help with this question?
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The mountaind in this paintinf are beautiful?
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How can you solve for tan theta in tan (theta) + tan 3 (theta) /1 -tan (theta) *3 (theta) = -1 with your answer in a surd form?
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SinA=1/2 ho to tan3A=?
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How do you solve this problem?
Eli is using a rectangular canvas for a school art project. The shaded triangles represent the sections Eli will paint.
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Prove: #3cos^-1x=cos^-1(4x^3-3x)#?
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Solve 10cos x+13cos x/2=5 ?
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How do you solve the following equation for s? #P=1/3r(q+s)#
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Can someone help me understand this equation? (writing a polar equation of a conic)
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Solve each equation for 0 ≤ theta < 2pi: 2 cos theta =- square root 3 sin theta + cos theta?
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How do you solve #arcsin(sqrt(2x))=arccos(sqrtx)#?
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How do I prove this identity?
#(cosxcotx-tanx)/cscx=cosx/secx-sinx/cotx#
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How do you find all points on the curve #x^2 + xy + y^2 = 7# where the tangent line is parallel to the x-axis, and the point where the tangent line is parallel to the y-axis?
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If z = -1 - i, find z10 in polar form?
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How do you find the y-intercept of the least squares regression line for the data set (1,8) (2,7) (3, 5)?
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Solve algebraically?
cos(x-Pi/4)+cos(x+pi/4)=1
for 0 ≤ x≤ 2pi
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How do you prove #arcsin x + arccos x = pi/2#?
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How do you find the solution to #4cos^2theta-3costheta=1# if #0<=theta<2pi#?
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Walt made an extra $10,000 last year from a part-time job. He invested part of the money at 8% and the rest at 7%. He made a total of $760 in interest. How much was invested at 7%?
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Rectangle with perimeter 68 feet and diagonal 26 feet, then what is its width?
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Convert all complex numbers to trigonometric form and then simplify the expression? Write the answer in standard form.
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A tunnels arch is parabola shaped. It spans 8 meters wide, and is 5 meters high at a distance of 1 meter from the tunnel's edge. What is the maximum height of the tunnel?
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How would you solve this equation? #cos^2Beta +cos Beta-2=0#
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How do you simplify it??
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1/3cos30°/1/2sin45°+tan60°/cos30°?
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Finding (i)#tanAtanB#, (ii)#tan(A+B)#, (iii)#sin((A+B)/2)# using Addition Formulae?
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Circle A has a radius of #2 # and a center at #(8 ,3 )#. Circle B has a radius of #3 # and a center at #(4 ,5 )#. If circle B is translated by #<-3 ,4 >#, does it overlap circle A? If not, what is the minimum distance between points on both circles?
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Solve #{ 2+2sin2x } /{ 2(1+sinx)(1-sinx) } =sec^2x+tanx# ?
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1.#cos^2(π/24)+cos^2((19π)/24)+cos^2((31π)/24)+cos^2((37π)/24)= #?
solve this
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What is the orthocenter of a triangle with corners at #(4 ,7 )#, #(8 ,2 )#, and (5 ,6 )#?
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If f(x)=x tan^-1then f(1) is what?
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How do you convert #r = 1/(4 - costheta)# into cartesian form?
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What is the radian measure of a right angle?
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How do you find the fraction between 1/3 and 1/4?
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How to convert r=7/(5-5costheta) into rectangular form?
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Cos 2x + 2sin 2x + 2 =0 ?
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How do you use pascals triangle to expand #(x-3)^5 #?
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What is the orthocenter of a triangle with vertices at #O(0,0 )#, #P(a,b)#, and Q(c,d)#?
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Given the point #P(sqrt3/2,-1/2)#, how do you find #sintheta# and #costheta#?
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A line segment is bisected by a line with the equation # 3 y - 7 x = 2 #. If one end of the line segment is at #(7 ,3 )#, where is the other end?
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What is the orthocenter of a triangle with corners at #(4 ,3 )#, #(9 ,5 )#, and (7 ,6 )#?
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How do you solve #2[1-3(x+2)]= (-x)#?
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Circle A has a radius of #2 # and a center of #(6 ,5 )#. Circle B has a radius of #3 # and a center of #(2 ,4 )#. If circle B is translated by #<1 ,1 >#, does it overlap circle A? If not, what is the minimum distance between points on both circles?
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The common ratio of a ggeometric progression is r the first term of the progression is(r^2-3r+2) and the sum of infinity is S
Show that S=2-r (I have)
Find the set of possible values that S can take?
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Circle A has a center at #(6 ,5 )# and an area of #6 pi#. Circle B has a center at #(12 ,7 )# and an area of #48 pi#. Do the circles overlap?
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A triangle has vertices #A(a,b )#, #C(c ,d )#, and #O(0 ,0 )#. What is the equation and area of the triangle's circumscribed circle?
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How do you solve #sin(pi/5-pi/2)#?
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How do you solve the right triangle ABC given b=2, A=8?
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I have to answer these equations but I don't know how to?
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How do you solve #abs(2t-3) = t# and find any extraneous solutions?
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