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ipn [44]
3 years ago
12

What is the answer to the equation -2+-5=

Mathematics
1 answer:
lyudmila [28]3 years ago
4 0
The Answer is −7 .Thanks !!
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How much bigger is 3/8 than 1/3 answer as a fraction
alekssr [168]
You would first need to find a common denominator for 3/8 and 1/3 the common denominator would be 24 because 8 times three is 24 and 3 times 8 is 24. After you find your common denominator your fraction becomes 9/24 + 8/24. This gives you 17/24.
7 0
3 years ago
Gerri's garden is 1,270 centimeters around the edges. How many meters of fencing material does she need to enclose her garden?​
Alla [95]

Answer: 12.7 meters

Step-by-step explanation: 1,270/100=12.7

3 0
3 years ago
amina bought an air cooler for a AED 3300 including VAT of 5% find the price of the air cooler before VAT was added
wlad13 [49]

Answer:

$3142.86

Step-by-step explanation:

3300 --> 105%

x --> 100%

criss cross method

x=330000/105

x=3142.86

7 0
2 years ago
Which of the following is equal to (3^-3)(3^7)? 3 ^-10 3 ^10 3 ^4 3 ^-4
bixtya [17]

Answer:

3⁴

Step-by-step explanation:

Hey there! To evaluate \displaystyle \large{3^{-3} \cdot 3^7}, we can simply do by using one of exponent laws.

<u>Laws of Exponent</u>

<u />\displaystyle \large{a^m \cdot a^n = a^{m+n}}

Hence, let m = -3 and n = 7. Therefore, \displaystyle \large{3^{-3} \cdot 3^7 = 3^{-3+7} \to 3^4}

Let me know if you have any questions regarding the exponent!

7 0
2 years ago
Write a polynomial equation of degree 4 that has the following roots : -1 repeated three times and 4
Radda [10]

Answer:

x^4 -x^3 -9x^2 -11x -4

Step-by-step explanation:

We can use the zero product property

(x-a)  (x-b) (x-c) (x-d)  where a b c d are the roots

(x- -1)(x- -1)(x- -1) ( x-4) since the root -1 is repeated 3 times and 4 is a root

(x+1)(x+1)(x+1) ( x-4)

Foil the first two terms  and the last two terms

(x^2 + 2x+1)( x^2 -3x-4)

Foil again

x^4 -3x^3 -4x^2 +2x^3 -6x^2 -8x +x^2 -3x-4

Combine like terms

x^4 -x^3 -9x^2 -11x -4

6 0
3 years ago
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