Factoring by Groups/Trinomials
[ax^2+bx+c]
2x^2+5x+3
What is (x+1)(2x+3)?
7x^2-3x-8=0
What is:
x = 1.305 & -0.876
What is the Min, Q1, Med, Q3, Max?
Min: 2
Q1: 3
Med: 6
Q3: 8
Max: 10
L, E, or Q?
y = 2x + 5
What is (L)
12x^3+9x^2+20x+15
What is (4x+3)(3x^2+5)
x^2+x=9
What is:
x = 2.541 & -3.541
{(2,3)(-1,3)(-2,6)(3,4)(5,7)}
YES
Find the mean:
5, 6, 2, 7, 6, 8
What is 5.6 repeating
L, E, or Q?
2x^2+5x+1
What is (Q)
6x^4-4x^3+12x-8
What is (3x-2)(2x^3+4)
-16x^2+5x+3=0
What is:
x = 0.036 & 0.276
Find value of X:
13, 9, x, 9, 4, 17
(THE MEAN IS 12)
What is:
x = 20
L, E, or Q?
2y = 4 + 7x
What is (L)
2x^2+5x-2
What is PRIME
x^2+9=29x
What is:
x = 28.686 & 0.318
f(x)=17x-6
x = 3 , 0 , -6
What is:
f(3)=45
f(0)=-6
f(-6)=612
(FILL IN THE TABLE)
Boys win Girl win Total win
volley 23 18 (--)
cricket 40 10 (--)
soccer 15 25 (--)
Total (--) (--) (--)
Boys win Girl win Total win
volley 23 18 (41)
cricket 40 10 (50)
soccer 15 25 (40)
Total (78) (53) (131)
L, E, or Q?
5^2x
What is (E)
3x^2-3x-6
What is 3(x+1)(x-2)
1/2x^2-2x+3=1
What is:
X = 2
h(x)=27x^2-7x+4
x = 6 , 8 , -14
What is:
h(6)=934
h(8)=1676
h(-14)=5394
(MAKE A TABLE USING THE INFO BELOW)
85 people were asked what type of movie they prefer to watch. There are a total of 40 men surveyed. 7 men prefer rom-coms. 18 men prefer actions movies, 5 women prefer action movies, and 16 women prefer horror movies.
rom com action horror total
M 7 18 15 40
W 24 5 16 45
T 31 23 31 85
A scientist found a piece of bacteria that triples every 3 minutes
L, E, or Q?
What is (E)