Factoring
What is 5n2 + 19n + 12 factored?
(5n + 4)(n + 3)
Solve for k: (k + 1)(k − 5) = 0
{−1, 5}
In a right triangle, If c=55 and b=51, what is a?
20.59
What is (5p2 − 3) + (2p2 − 3p3)
−3p3 + 7p2 − 3
What is 16b2 + 60b − 100 factored?
4(b + 5)(4b − 5)
Solve for a: (a + 1)(a + 2) = 0
{−1, −2}
In a right triangle, if a=38 and b=29, what is c?
47.80 degrees
What is (5a + 4) − (5a + 3)
1
What is 3pi/4 in degrees?
135 degrees
What is 6n2 + 5n − 6 factored?
(2n + 3)(3n − 2)
Solve for x: x2 − 11x + 19 = −5
{3, 8}
In a right triangle, if a=42 and b=34, what is angle A?
51 degrees
What is (4n + 1)(2n + 6)
8n2 + 26n + 6
What is 8r3 − 64r2 + r − 8 factored?
(8r2 + 1)(r − 8)
Solve for r: 7r2 − 14r = −7
{1}
In a right triangle, if a=4.4 and the hypotenuse, c=11, what is angle B?
66.4 degrees
What is (3m − 1)(8m + 7)
24m2 + 13m − 7
What is 25v3 + 5v2 + 30v + 6 factored?
(5v2 + 6)(5v + 1)
Solve for b: b2 + 5b − 35 = 3b
{−7, 5}
In a right triangle, if angle B=60 degrees and the hypotenuse, c=11, what is a?
5.5
What is (6k + 5)(5k + 5)
30k2 + 55k + 25
What is -2pi/3 in degrees?
-120 degrees