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Andru [333]
3 years ago
14

sum of the two angle is equal to 90 degree the ratio of measure of these is 4:5 I what are the measures of these two angle​

Mathematics
1 answer:
a_sh-v [17]3 years ago
4 0

9x =90

x=90/9

=10

4×10= 40

5×10=50

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After 7 years, an initial investment of $600 earned $84. Find the interest rate
Salsk061 [2.6K]

Answer:

2%

Step-by-step explanation:

Solving our equation

r = 84 / ( 600 × 7 ) = 0.02

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converting r decimal to a percentage

R = 0.02 * 100 = 2%/year

The interest rate required to

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Answer:

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Answer:

See Below.

Step-by-step explanation:

By the Factor Theorem, if we divide <em>q(x)</em> into <em>p(x) </em>and the resulting remainder is 0, then <em>p(x)</em> is divisible by <em>q(x)</em> (i.e. there are no remainders).

Problem 1)

We are given:

p(x)=x^3+3x^2+3x+1\text{ and } q(x)=x+1

We should find the remainder when dividing <em>p(x)</em> and <em>q(x)</em>. We can use the Polynomial Remainder Theorem. When dividing a polynomial <em>p(x)</em> by a binomial in the form of (<em>x</em> - <em>a</em>), then the remainder will be <em>p(a).</em>

Here, our divisor is (<em>x</em> + 1) or (<em>x</em> - (-1)). So, <em>a </em>= -1.

Then by the Polynomial Remainder Theorem, the remainder when performing <em>p(x)/q(x)</em> is:

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We are given:

p(x)=x^3-2x^2+6x-27\text{ and } q(x)=x-3

Again, use the PRT. In this case, <em>a</em> = 3. So:

p(3)=(3)^3-2(3)^2+6(3)-27=0

It satisfies the Factor Theorem.

Problem 3)

We are given:

p(x)=x^n-10^n\text{ and } q(x)=x-10

Use the PRT. In this case, <em>a</em> = 10. So:

p(10)=(10)^n-10^n=0

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PSYCHO15rus [73]
<span>5−16(−x+7)=1+3(2−4x)
*Distribute what's in the parantheses*
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28x-117 = 7
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28x = 124
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