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It's all related, and it's not related.
High school math is the foundation.
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There's a squared kernel and a formula. Such as taking Sun Tu Lao digging.
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Summary. Good afternoon, kiss <>
1.What is the product of two positive numbers? Solution:
The product of two positive numbers is equal to the result of the multiplication of two numbers. For example, 3 5 = 15, i.e. the product of 3 and 5 is 15. Additional Information:
1.Find the focus of the conic curve2Find the intersection of two straight lines3
Find the root of the polynomial 4Find the dot product of the plane vector5Find the area of the triangle 6
Find the eccentricity of the ellipse7Find the eccentricity of the hyperbola8Find the angle between the plane vectors9
Find the extremum of the quadratic function 10Find the maximum value of the trigonometric function.
Math math problems for high school.
Good afternoon, <> pro-tour
1.What is the product of two positive numbers? Solution:
The product of two positive numbers is equal to the result of the multiplication of two numbers. For example, 3 5 = 15, i.e. the product of 3 and 5 is 15. Additional Information:
1.Find the focus of the conic curve2Find the intersection of two straight lines3
Find the root of the polynomial 4Find the dot product of the plane vector5Find the area of the triangle 6
Find the eccentricity of the ellipse7Find the eccentricity of the hyperbola8Find the angle between the plane vectors9
Find the extreme value of the quadratic quiet grinding buried function Qimao 10Find the maximum value of the trigonometric function.
It's not convenient to kiss and see**Oh.
Why, how did the red 120 come about?
Kissing is the title.
The equivalence hole is equal to 2 sails, and the opening block is 30x 120/x. The result is greater than or equal to 120Why is it still 120I calculated it was 80
Kiss. Since silver rises to 30x 120 x is equal to the front and the old 30x, the shed grip so the result of 30x under the root number is equal to 120.
Close each other, send ** to you, I still don't know.
It's not okay to kiss, oh, platform regulations.
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A great analytic geometry problem! The topic is not difficult, and the amount of calculation is not large, but the gold content is very high!
Question 1 can be completely formulaic, and even the coefficient of the numerator and denominator in question 2 can be publicly split. The solution to problem 1 is ominous, but the solution to problem 2 is too unsensitive, and it is actually a basic inequality problem.
2a + 1)[1/|pc| +9/(|pd| +1)]
pc| +pd| +1)]*1/|pc| +9/(|pd| +1)]
1 + 9|pc|/(pd| +1) +pd| +1)/|pc| +9
1 + 9 + 2√《[9|pc|/(pd| +1)]*pd| +1)/|pc|]》
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You should be liberal arts so many courses.
First of all, you have to have the right target to serve you.
Don't mess around thinking that you can easily solve every question.
Everyone has questions that they don't know.
It's useful to do the questions, but it's counterproductive if you do it only to the point of being disgusting.
Pay attention to adjusting your mindset.
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Substituting x=2 and x=1 2 gives two systems of equations.
When x=2.
f(2)+2f(1/2)=6 ①
When x=1 2.
f(1 2)+2f(2)=3 2, i.e., 2f(1 2)+4f(2)=3
3f(2)=-3
f(2)=-1
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