Inverses
-π/4
Write the complex number in polar form: -1 - i
√2(cos225º + i*sin225º)
Identify the conic without completing the square: y2+4x+3y-8=0
Parabola
Reduce without a calculator then evaluate: 3!7!/4!
2*3*5*6*7 = 1260
Find the exact value of cot(csc-1(√10)
3
Find the remaining sides and angles of: a=3, c=1, C=110º
No triangle
Write the expression in standard form: (1 - i*√3)6
64
Find the vertex, focus, and directrix of y2 = -16x
Vertex (0,0), Focus (-4,0), Directrix x=4
Find the first 5 terms of the recursive sequence given: a1 = -2, an = n + 3an-1
-2, -4, -9, -23, -64
Find the exact value of cos15º
(√6 + √2)/4
Find the remaining sides and angles of: A=50º, B=30º, a=1
C = 100º, b = 0.65, c = 1.29
Find ||v|| + ||w|| given v = -2i + j and w = 4i - 3j
√5 + 5 = 7.24...
Find the center, vertices, and foci of 4x2+9y2-16x-18y=11
Center (2,1), Vertices (+/- 5,0), Foci (+/- √26,0)
Find the 9th term of 3,7,11,15,...
35
Find the exact value of tan(2sin-1(6/11))
(12√85)/49
Find the remaining sides and angles of: a = 10, b = 7, c = 8
A = 83.3º, B = 44.0º, C = 52.6º
Find z/w given z = 2(cos85º + isin85º) and w = 3(cos22º + isin22º)
(3/2)(cos297º + isin297º)
Find the equation of the conic given: parabola; vertex at (2, -3); focus at (2, -4)
(x - 2)2 = -4(y + 3)
Find the sum of (from k=1 to 40) Σ(-2k + 8)
-1320
Solve on the interval [0,2π): 4sin2⊖ - 3 = 0
{π/3, 2π/3, 4π/3, 5π/3}
The Majesty leaves the Port at Boston for Bermuda with a bearing of S80°E at an average speed of 10 knots. After 1 hour, the ship turns 90° toward the southwest. After 2 hours at an average speed of 20 knots, what is the bearing of the ship from Boston?
S4.0ºE
Rewrite the equation in rectangular form: rsin2⊖ + 8sin⊖ = r
8y = x2
Find the equation of the ellipse given: foci at (-4, 2) and (-4, 8); vertex at (-4, 10)
(x + 4)2/16 + (y - 5)2/25 = 1
Determine if the series converges and if so find the sum: (from k=1 to inf) Σ 4(1/2)k-1
Converges; 8