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Darya [45]
3 years ago
12

HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Mathematics
2 answers:
ExtremeBDS [4]3 years ago
8 0

The answer is 12.6


419 is 420 because we are estimating so find 1% of 420 which is 4.2 then multiply 4.2×3 to get 12.6

cricket20 [7]3 years ago
6 0

Answer:

12.6

Step-by-step explanation:

1% of 419 is

.01 * 419

4.19

Multiply by 3

4.19 * 3 = 12.57

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I need help can you help me?
Nookie1986 [14]

D - -x^2 + 3x + 7

To find this, first write out the equation:

(3x + 1) - (x^2 - 6)

Distribute the negative into x^2 and -6 so you're equation now looks like this:

3 x + 1 - x^2 + 6

Combine like terms and arrange the equation into ax^2 + bx + c to get the final answer of:

-x^2 + 3x + 7

Hope this helps!

8 0
4 years ago
The population of a city is 35,400. The population is expected to grow at a rate of 2% each year. Which function equation repres
Inessa05 [86]
Population in t years = 35,400 * (1 + 0.02)^t
4 0
4 years ago
Read 2 more answers
Consider each equation. Is the equation of a line that is parallel or perpendicular to y=3x+2? Select yes or no for A-C.
Elan Coil [88]
Perpendicular is the answer.........
4 0
3 years ago
In 1969 the antique automobile of America had 23,00 members. It grew an average of 5% per year through 1985. Assuming this conti
Verizon [17]
A=p (1+r)^t

A membership be in 2004
P membership be in 1969. 2300
R rate 5/100= 0.05
T time 2004-1969

A=2,300×(1+0.05)^(2,004−1,969)
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Hope it helps:-)
6 0
3 years ago
If x=16 And y=625 then find (2√x+y)^2
irinina [24]

Answer:

400689

Step-by-step explanation:

(2√x+y)²

(2√16+625)²

(2.4+625)

(8+625)²

(633)²

400689

3 0
3 years ago
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