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Bas_tet [7]
3 years ago
9

Plz answer then explain how did you did it

Mathematics
1 answer:
Stella [2.4K]3 years ago
4 0

Answer:

subtract the exponents:

a^7-2=a^5

Step-by-step explanation:

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the rectangle shown has an area of 105 square inches. the width is x+ 16 inches and the length is x. find the dimensions of the
Brums [2.3K]

Answer:

Length = 5

Width = 21

Step-by-step explanation:

(x)(x + 16) = 105

x^2 + 16x = 105

x^2 + 16x - 105 = 0

(x - 5) x ( x + 21) = 0

x - 10 = 0

x = 5

x + 21 = 0

x = -21

Now that we have the zeroes.

We have to find the most viable one to put in.

Using -21 would not make sense, so we will use 5.

Plug it in:

x = 5

(5) (5 + 16) = 105

5 ( 21) = 105

6 0
3 years ago
I need help with 2. 3. 8 and 13 please help me
Crank

Answer:

all work is shown and pictured

6 0
3 years ago
What is the simplified expression for 4 power 4 multiplied by 4 power 3 over 4 power 5? (1 point)
raketka [301]

The solution to the problem is 16.

first, you must set up the equation.

4^4*\frac{4^3}{4^5}

Then, simplify exponents.

256*\frac{64}{1024}

Next, simplify the equation.

16

5 0
3 years ago
Find all the real square roots of 0.0009
motikmotik
Let A = 0.0009, it is equivalent to A = 9^-4 =  (9^-2)^2
so sqrt A =sqrt (9^-2)^2 = (9^-2)  
<span>he real square roots of 0.0009 is 0.09</span>
6 0
3 years ago
a system of two linear equations is graphed on a coordinate plane. if the system of equations has infinitely many solutions, whi
Tamiku [17]

Answer:

Their slopes and y-intercepts are the same

Step-by-step explanation:

For example:

y=3x+5

y=3x+5

3x+5=3x+5

3x=3x

x=x

Thus, there's infinitely many solutions

5 0
3 years ago
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