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Evgen [1.6K]
3 years ago
8

1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30=

Mathematics
1 answer:
Finger [1]3 years ago
7 0

Answer: 465

Step-by-step explanation: thx for the free points :)

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What is the degree of the polynomial function f(x)=4 x 3 +3 x 2 +5x+7 ?
azamat

Answer:

Second degree

Step-by-step explanation:

f(x) = 4 X 3 + 3 X 2 + 5x + 7

It can be represented as follow: x² X 3 + 3 X 2 + 5x + 7

3x² + 6 + 5x + 7

3x² + 5x + 13

4 0
4 years ago
ABC is a right triangle with AB = AC. Bisector of ∠A meets BC at D. prove that ∆ ABC ≅ ∆DEF
Olegator [25]

Answer:

Triangles ABC and DEF have the following characteristics :B and E are right angles A=D, BC=EF which congruence theorem can be used to prove ABC =DEF

5 0
4 years ago
Ed's new car has a value of $23,500, but it is expected to depreciate at a rate of 7.5% per year. If you were to write an expone
Delicious77 [7]

Answer:

0.925 or 92.5%

Step-by-step explanation:

y=a(1-b)^x

decay factor is 1-b <- and the part we care about

b is 7.5%=0.075

1-0.075

=0.925

I'm a little rusty on exponential rates, but I hope this helps!

3 0
3 years ago
What answer is correct? Which equation represents the relationship between the angles shown below
omeli [17]

Answer:

4x+44=180

Step-by-step explanation:

5 0
3 years ago
3. Simplify the following inequalities.
saw5 [17]

Answer:

7x+7<u> </u><u>></u><u> </u>23-x

group like terms

7x+ x <u>></u><u> </u><u>2</u><u>3</u><u>-</u><u>7</u>

8x<u> </u><u>></u><u> </u>16

we divide both side by

<u>8</u><u>x</u><u> </u> <u>></u><u> </u> <u>1</u><u>6</u>

8 8

so 8 cancelled out 8 living

x <u>></u><u> </u> <u>1</u><u>6</u>

<u> </u> 8

x <u>></u><u> </u>2

8

we

7 0
3 years ago
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