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puteri [66]
3 years ago
13

Identify the factors of 4x2 + 12x + 9.

Mathematics
1 answer:
timama [110]3 years ago
8 0
(2x+3)(2x+3) is the answer. Multiply contents of brackets on each other so, 4x+6x+6x+9=4x^2+12x+9
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Find the amount A accumulated after investing $4800 for 17 years at an interest rate 6.2% compounded quarterly.​
Nostrana [21]

Answer:

A = $13,660.81

Step-by-step explanation:

P (principal) = $4,800.00

I (interest) = $8,860.81

First, convert R as a percent to r as a decimal

r = R/100

r = 6.2/100

r = 0.062 rate per year,

Then solve the equation for A

A = P(1 + r/n)nt

A = 4,800.00(1 + 0.062/4)(4)(17)

A = 4,800.00(1 + 0.0155)(68)

A = $13,660.81

8 0
2 years ago
How many learners can enrol if there are 12 teachers and a ratio of teachers to learners is 30:1
VladimirAG [237]

Answer:

360 learners

Step-by-step explanation:

One way to solve these types of problems is that you could set up a proportion

learners/teachers = learners/teachers

Let x = no. of learners to enrol

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12(30) = x

x = 360 learners

5 0
3 years ago
Here is a simple math question
serg [7]

Answer: range: 49-22=27

median: 40+41=81 81/2=40.5

mean: add up all the numbers=485 485/12=40.4

mode: 39, 40 and 46

4 0
3 years ago
Read 2 more answers
Are these triangles congruent ?
Vadim26 [7]

Answer:no

Step-by-step explanation:

7 0
2 years ago
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Pls answer ;-;
Svetach [21]

Answer:

The second one (2) is a lie

Step-by-step explanation:

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6 0
2 years ago
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