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Papessa [141]
3 years ago
8

Use the drop-down menus to justify Marlena's work in

Mathematics
1 answer:
nalin [4]3 years ago
6 0

Answer: additional prop

subtraction prop

division prop

Step-by-step explanation:

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I NEED HELP PLEASE, THANKS! :)
Stella [2.4K]

Answer:

  v(t) = 6t^2 +5

Step-by-step explanation:

Velocity is the derivative of position. The derivative of a sum is the sum of the derivatives of its terms. The power rule for derivatives is ...

  (d/dx)(x^n) = n·x^(n-1)

So, the derivative of d(t) is ...

  v(t) = 2(3t^2) +5(1t^0)

  v(t) = 6t^2 +5 . . . . matches choice C

4 0
4 years ago
Read 2 more answers
PLEASE HELP I ONLY HAVE A FEW MINUTES LEFT!!
CaHeK987 [17]

Answer:

Should be B

Step-by-step explanation:

I believe you just move the point that lines converge down 8 and to the right 3. Then you multiply the x-value by -1.

3 0
3 years ago
A certain rectangle has length 2x + 1 and width x + 1, find an expression for its area. You
disa [49]

Answer:

2x² + 12x + 10

Step-by-step explanation:

Area of a rectangle = width x length

Therefore,

Area = (x + 1)(2x + 10)

Expand the brackets:    2x² + 10x + 2x + 10

Combine like terms:      2x² + 12x + 10

A quadratic expression is an expression with the variable with the highest power of 2

8 0
3 years ago
The trip from Carville to Planesborough takes 4 hours when traveling at a constant speed of 70 miles per hour. 2 1 How long, in
iren [92.7K]

Answer:

2.5 mph

Step-by-step explanation:

70 miles per hour :4 hours

35 miles per hour:8 hours

1 mile per hour:16 hours

60 miler per hour

do 16/6

2.5 hours

5 0
3 years ago
Need help . This is multiply and dividing rational expressions
Lemur [1.5K]
 <span><span><span>22x</span>−11 over x to the second power - x - 30.</span></span>
3 0
4 years ago
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