3 years ago

What is the product of 2 irrational numbers.

1 answer:

soldier1979 [14.2K]3 years ago

4 0

The product of two irrational numbers can be rational or irrational depending on the two numbers. For example, √3×√3 is 3 which is a rational number whereas √2×√4 is √8 which is an irrational number. As √3,√2,√4 are irrational

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Use the "mixed partials" check to see if the following differential equation is exact.

Nadya [2.5K]

Answer:

The equation is exact

F(x,y) = 3x4/4 - 3xy -y2

Step-by-step explanation:

The step by step explanation and to ascertain the exactness of the differential equation is as shown in the attached file.

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3 years ago

Solve the system using substitution.

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Q=2p+1
subsitute 2p+1 for q in other eqaution

4p+2q=8
4p+2(2p+1)=8
4p+4p+2=8
8p+2=8
minus 2 both sides
8p=6
divide both sides by 8
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p=3/4
sub back
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q=3/2+1
q=3/2+2/2
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