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Sever21 [200]
3 years ago
13

Math math math math math math

Mathematics
2 answers:
qwelly [4]3 years ago
6 0

Answer:

1. D -4

2. B -16

3. B. 37

4. E 13

5. C -646

6. E 12

Step-by-step explanation:

Montano1993 [528]3 years ago
6 0

Answer:

1. D -4

2. B -16

3. B. 37

4. E 13

5. C -646

6. E 12

Step-by-step explanation:

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Use the quadratic formula to solve the equation.
elena-14-01-66 [18.8K]

Answer:

\large\boxed{x=\dfrac{5-\sqrt5}{4},\ x=\dfrac{5+\sqrt5}{4}}

Step-by-step explanation:

\text{The quadratic formula for}\ ax^2+bx+c=0\\\\\text{if}\ b^2-4ac

\text{We have the equation:}\ 4x^2-10x+5=0\\\\a=4,\ b=-10,\ c=5\\\\b^2-4ac=(-10)^2-4(4)(5)=100-80=20>0\\\\x=\dfrac{-(-10)\pm\sqrt{20}}{2(4)}=\dfrac{10\pm\sqrt{4\cdot5}}{8}=\dfrac{10\pm\sqrt4\cdot\sqrt5}{8}=\dfrac{10\pm2\sqrt5}{8}\\\\=\dfrac{2(5\pm\sqrt5)}{8}=\dfrac{5\pm\sqrt5}{4}

3 0
3 years ago
What is the 5 ^ (th) term in the sequence ?
vlada-n [284]

Answer:

the answer is -16

Step-by-step explanation:

n= 5 so 5 - 1 = 4 so it's -1(2)^4 right

2^4 is equal to 16 and then -1(16) = -16

4 0
3 years ago
Help I can’t figure it out
sammy [17]
25 salads were sold, as 5 salads w the were sold in the Caesar salad group, and 20% of the total salads were sold were Caesar. Therefore, 20% of 25 is 5, making the total number of salads sold equal to 25.
5 0
3 years ago
Which of the graphs below represents the equation 8x - y = -4?
vichka [17]
Well since you dont have the graphs posted i can tell u the y-intercept and the slope and you can figure it out from there.

8x-y=-4
-y=-8x-4
y=8x+4
the y intercept is 4 and the slope is positive 8
4 0
3 years ago
Read 2 more answers
Solve the proportion: A printer can print 11 color pages in 2 minutes. How many color pages can the printer print in 7 minutes?
Ann [662]

Answer:

38.5

Step-by-step explanation:

7/2 = 3.5. 11×3.5= 38.5

6 0
3 years ago
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