5272道题目5525 条题源记录 · 相同内容已合并
二次方程・零点与韦达定理进阶
\( x^{2}=(22)(22) \)
What is the positive solution to the given equation?
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二次方程・零点与韦达定理进阶
\( 7x^2-20x-32=0 \)
What is the positive solution to the given equation?
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二次方程・零点与韦达定理进阶
y = x2 +14x +48
x +8 =11
The solution to the given system of equations is (x,y). What is the value of y ?
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二次方程・零点与韦达定理挑战
5x2 -37x -24 = 0
What is the positive solution to the given equation?
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二次方程・零点与韦达定理挑战
64x2 -(16a +4b )x + ab = 0
In the given equation, a and b are positive constants. The sum of the solutions to the given equation is k(4a + b ), where k is a constant. What is the value of k?
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二次方程・零点与韦达定理基础
The product of two positive integers is 462. If the first integer is 5 greater than twice the second integer, what is the smaller of the two integers?
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二次方程・零点与韦达定理挑战
\( x^2+y+10=10 \)
\( 8x+16-y=0 \)
The solution to the given system of equations is (x, y). What is the value of x?
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二次方程・零点与韦达定理进阶
z2+10z -24=0
What is one of the solutions to the given equation?
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二次方程・零点与韦达定理挑战
y = 76
y = x2 −5
The graphs of the given equations in the xy-plane intersect at the point (x, y). What is a possible value of x ?
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二次方程・零点与韦达定理进阶
The product of two positive integers is 546. If the first integer is 11 greater than twice the second integer, what is the smaller of the two integers?
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二次方程・零点与韦达定理挑战
x(x +1)−56=4x(x −7)What is the sum of the solutions to the given equation?
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二次方程・零点与韦达定理进阶
\( \frac{x^2}{25}=36 \)
What is a solution to the given equation?
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