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Rama09 [41]
3 years ago
13

Use the Quadratic Formula to solve the equation x^2 - 6x = – 18.

Mathematics
1 answer:
Naya [18.7K]3 years ago
8 0

Answer:

x=3±3i

Step-by-step explanation:

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$1210 is invested in an account earning 11.5% interest compounded monthly. What is the balance at the end of 13 years? Group of
kap26 [50]

Answer:

Final amount = $5357.52

Step-by-step explanation:

Formula to be used,

Final amount = \text{Initial amount}\times (1+\frac{r}{n})^{nt}

Here, n = number of compounding in a year

t = Duration of investment

Now we substitute the given values in the question.

Final amount = 1210(1+\frac{0.115}{12})^{12\times 13}

                      = 1210(1.009583)^{156}

                      = 1210(4.4277)

                      = $5357.52

6 0
3 years ago
Find the compound interest on Rs. 2000 for one year at the rate of '20%' per annum. If theinterest compounded quarterly.​
trasher [3.6K]

Given:

Principal = Rs. 2000

Rate of interest = 20% p.a. compounded quarterly.

Time = 1 year

To find:

The compound interest.

Solution:

Formula for amount:

A=P\left (1+\dfrac{r}{n}\right)^{nt}

where,

P = Principal

r = Rate of interest

t= Time

n = number of times interest compounded in an year.

Putting P=2000, r=0.2, n=4 and t=1, we get

A=2000\left (1+\dfrac{0.2}{4}\right)^{4(1)}

A=2000\left (1.05\right)^{4}

A=2000\left (1.21550625\right)

A=2431.0125

Now, the compound interest is

C.I.=A-P

C.I.=2431.0125-2000

C.I.=431.0125

Therefore, the compound interest is Rs 431.0125.

3 0
3 years ago
Which net represents this solid figure
Lelechka [254]

Answer:

which solid figure is it?

7 0
3 years ago
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Find the binomial expression of<br><br>(x-5) (×-5)​
vagabundo [1.1K]

Answer:

x^2-10x+25

Step-by-step explanation:

(a+b)^2=a^2+2ab+b^2 so a=x and b=-5 so the expression is x^2-10x+25

6 0
2 years ago
Read 2 more answers
What is the measure of ∠4? Enter your answer in the box.
Whitepunk [10]

Answer:

59

Step-by-step explanation:

5 0
3 years ago
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