stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Chapter 4 Review Flashcards | StudBud
Explore
/
Chapter 4 Review
Factor: 25x^3+10x^2+40x+16
Factor: x^2-14x+49
Chapter 4 Review
25 terms
·
StudBud Administration
·
25 plays
Imported from external platform
Flashcards
25 cards
F
Practice quiz
P
Host live
L
Questions
25
Answers
1
Factor: x^2-14x+49
(x+7)^2
(x-7)^2
-(x-7)^2
-(x+7)^2
2
Factor: 25x^3+10x^2+40x+16
(5x^2+8)(5x+2)
(5x^2-8)(5x-2)
(5x^2+2)(5x+8)
(5x^2+8)(5x+8)
3
Which trig ratio would be used to solve?
\cos
\tan
\sin
\tan^{-1}
4
When setting up trig ratios, what do we use?
SOHCAHTOA
SOACAHTOA
Our Neighbor's Paper
SHOCHATAO
5
Find the indicated trig ratio in simplest terms.
\frac{4}{3}
\frac{4}{5}
\frac{5}{4}
\frac{3}{5}
6
Find: \tanθ
\frac{17}{15}
\frac{15}{17}
\frac{15}{8}
\frac{8}{15}
7
Factor: x^2-49
(x+7)^2
(x+7)\left(x-7\right)
(x-7)\left(x-7\right)
(x-7)^2
8
Factor: 9x^2+30x+25
(3x+5)^2
-(3x+5)^2
(3x-5)^2
-(3x-5)^2
9
To find the missing angle of a right triangle you use the inverse trig functions
True
False
10
Use right triangle trig to solve.
12.36ft
48.49ft
49.95ft
11
Which trig ratio would be used to solve?
\sin^{-1}
\sin
\cos^{-1}
\cos
12
Choose the correct Trig equation.
\tanθ=\frac{10}{11.9}
\tanθ=\frac{11.9}{10}
\sinθ=\frac{10}{11.9}
\cosθ=\frac{11.9}{10}
13
Angle of elevation (Right Triangle Trig)
74\degree
16.7\degree
.06\degree
Not Possible
14
Given the Right Triangle below, solve for the measure of
Angle A
.
Round your answer to the nearest hundredth.
22.62\degree
22.5\degree
67.38\degree
67.4\degree
15
Find: \tan R
\frac{r}{d}
\frac{r}{m}
\frac{m}{d}
\frac{d}{r}
16
Factor: 12x^3-21x^2+28x-49
(3x^2+7)(4x-7)
(3x^2+7)(4x+7)
(3x^2-7)(4x-7)
3(3x^2+7)(4x-7)
17
Use right triangle trig to solve for x:
7.9
2.1
8.1
20.8
18
Factor: 16x^2-121
(x+7)\left(x-7\right)
(4x+7)\left(4x-7\right)
(4x+1)\left(4x-49\right)
Can’t factor
19
Factor: n^2+13n+42
(n-3)(n+6)
(n+7)(n+6)
(n-7)(n-6)
(n+7)(n-6)
20
Factor: x^2-2x-8
(x+1)(x+6)
(x-4)(x-2)
(x-4)(x+2)
(x+4)(x-2)
21
Use right triangle trig to solve for x:
23°
10°
43°
67°
22
Factor: 5x^2-38x-16
(x-8)(5x+2)
(x+8)(5x-2)
(x-8)(5x-2)
(x+8)(5x^2+2)
23
Factor: 4x^2-17x+4
4(x-1)^2
Not Factorable
(x-4)(4x+1)
(x-4)(4x-1)
24
Solve for x using right triangle trigonometry.
28.98
14.97
12.99
10.89
25
Choose the correct Trig equation
\sinθ=\frac{5}{4}
\tanθ=\frac{4}{5}
\sinθ=\frac{4}{5}
\cosθ=\frac{4}{5}
