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mina [271]
3 years ago
14

— 7х + Зу = 2 Which ordered pair is a solution of the equation

Mathematics
1 answer:
lidiya [134]3 years ago
4 0
There’s no picture but three ordered pairs for the equation would be: (0,2/3), (1,3), (2,16/3).
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I don’t know this one
torisob [31]

Answer:

3077.2

Step-by-step explanation:

A circle's mass is found by

Pie times R^2

7^2 is 49, times 3.14 is 153.86

then you Multiply 153.86 by 20 which gives you 3077.2

5 0
3 years ago
Read 2 more answers
If −5e^x^2 y=x and y(−5)=0, find y′(−5) by implicit differentiation
xenn [34]
Differentiate:
-5×2(xe^x^2)y-5e^x^2dy/dx=1
-5e^x^2(2xy+y´)=1
When x=-5, y=0:
-5e²⁵y´=1, so y´(-5)=-eˉ²⁵/5
6 0
3 years ago
The height of a sunflower increases from 82cm to 1 metre in a week.find the percentage increase in height
KATRIN_1 [288]
Find difference i.e 100-82=18
if 82 is 100%, what about 18?
(18*100)/82= 21.951 ans
5 0
3 years ago
Amy and her sister are making lemonade for the school dance. Their recipe makes 2 quarts of lemonade. If they make 35 times the
horrorfan [7]
There are 4 quarts in a gallon, so do the following:

35 * 2 + 70, 70 / 2 = 35

The answer is B.
5 0
3 years ago
Read 2 more answers
Find the value of m .​
kondor19780726 [428]

Step-by-step explanation:

if the 2 matrices are inverse, then their product must be the identity matrix

1 0

0 1

so,

m×3 + 2×-7 = 1

7×3 + 3×-7 = 0

m×-2 + 2×m = 0

7×-2 + 3×m = 1

that means we have to solve only

3m - 14 = 1

3m = 15

m = 5

7 0
2 years ago
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