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Morgarella [4.7K]
3 years ago
14

Please Help Given the function f(x)=x^2+2x+1, find: f(2b)

Mathematics
1 answer:
DerKrebs [107]3 years ago
4 0

Answer:

f(2b) = 4b^2 +4b +1

Step-by-step explanation:

Put 2b where x is and simplify.

f(2b) = (2b)^2 +2(2b) +1

f(2b) = 4b^2 +4b + 1

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Write an equation for the sequence 7, 13, 19, 25 using
Bess [88]

Answer:   \bold{a_n=1+6n}

<u>Step-by-step explanation:</u>

The equation can be found using the formula:

a_n=a_1+d(n-1)\quad \text{where}\ a_1\ \text{is the first term and d is the difference}

In the given sequence {7, 13, 19, 25}; a₁ = 7 and d = 13-7 = 6

a_n=7+6(n-1)\\\\.\quad =7+6n-6\\\\.\quad =1+6n

8 0
3 years ago
Y= x^2 + - 10<br> Y= 2x - 4
andrew11 [14]

Answer:

Replace all occurrences of +− with a single −. A plus sign followed by a minus sign has the same mathematical meaning as a single minus sign because  1⋅−1 = −1

Y=x²−10, Y=2x−4

Eliminate the equal sides of each equation and combine.

x²−10 = 2x−4

Solve x²−10 = 2x−4 for x.

x= 1+√7, 1−√7

Evaluate Y when x = 1 + √7.

Y =−2 + 2√7

Evaluate Y when x = 1 − √7.

Y=−2 − 2√7

The solution to the system is the complete set of ordered pairs that are valid solutions.

(1+√7,−2+2√7)

(1−√7,−2−2√7)

The result can be shown in multiple forms.

Point Form:

(1+√7, −2+2√7), (1−√7, −2−2√7)

Equation Form:

x= 1+√7, y= −2+2√7

x= 1−√7, y= −2−2√7

Step-by-step explanation:

8 0
3 years ago
Can someone help me, please!!!
kolezko [41]

Answer:

D

The line shows an intercept of -3 and a slope of 5/7. Equation D displays this

Step-by-step explanation:

7 0
3 years ago
6a - 4 = -2 what is the answer
ra1l [238]
ANSWER: ⇒ ¹/₃

Solve the equation:

6a - 4 = -2

Rearrange variables to the left side of the equation:

6a = -2 + 4

Calculate the sum or difference:

6a = 2

Divide both sides of the equation by the coefficient of variable:

a = ²/₆

Cross out the common factor:

a = ¹/₃


8 0
2 years ago
Read 2 more answers
Can anyone help me solve this is a worksheet extra credit
Crazy boy [7]

Answer:

11. Coordinates of the meeting point 18,24

12.equation for line R, y= -2x/5-4

equation for line E,y=2x/5+12

13. 1,3, 4,5,10,13 ,15

14.70°

15. AC= 47

Step-by-step explanation:

I'm pretty sure about the answers. Please consider making brainliest. Thank you

8 0
3 years ago
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