Mister Exam
Other calculators
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How to use it?
- Equation:
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Equation 4x^2-9=0
- Equation 8*cos(x)+sin(7*x)-16*x=x3+8
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Equation 9x+4=48-2x
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Equation 4-3x=6+x
- Express {x} in terms of y where:
- 4*x+8*y=7
- -7*x+15*y=18
- 2*x+18*y=20
- -4*x-4*y=19
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Identical expressions
- x* three ^(x- one)+ three * three ^sqr(three -x)= three ^x+x* three ^sqr(three -x)
- x multiply by 3 to the power of (x minus 1) plus 3 multiply by 3 to the power of sqr(3 minus x) equally 3 to the power of x plus x multiply by 3 to the power of sqr(3 minus x)
- x multiply by three to the power of (x minus one) plus three multiply by three to the power of sqr(three minus x) equally three to the power of x plus x multiply by three to the power of sqr(three minus x)
- x*3(x-1)+3*3sqr(3-x)=3x+x*3sqr(3-x)
- x*3x-1+3*3sqr3-x=3x+x*3sqr3-x
- x3^(x-1)+33^sqr(3-x)=3^x+x3^sqr(3-x)
- x3(x-1)+33sqr(3-x)=3x+x3sqr(3-x)
- x3x-1+33sqr3-x=3x+x3sqr3-x
- x3^x-1+33^sqr3-x=3^x+x3^sqr3-x
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Similar expressions
- x*3^(x-1)+3*3^sqr(3-x)=3^x+x*3^sqr(3+x)
- x*3^(x-1)-3*3^sqr(3-x)=3^x+x*3^sqr(3-x)
- x*3^(x-1)+3*3^sqr(3-x)=3^x-x*3^sqr(3-x)
- x*3^(x+1)+3*3^sqr(3-x)=3^x+x*3^sqr(3-x)
- x*3^(x-1)+3*3^sqr(3+x)=3^x+x*3^sqr(3-x)
x*3^(x-1)+3*3^sqr(3-x)=3^x+x*3^sqr(3-x) equation
The teacher will be very surprised to see your correct solution 😉
The solution
You have entered
[src]
/ 2\ / 2\ x - 1 \(3 - x) / x \(3 - x) / x*3 + 3*3 = 3 + x*3
$$3 \cdot 3^{\left(3 - x\right)^{2}} + 3^{x - 1} x = 3^{x} + 3^{\left(3 - x\right)^{2}} x$$
Sum and product of roots
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sum
2 + 3 + 5
$$\left(2 + 3\right) + 5$$
=
10
$$10$$
product
2*3*5
$$5 \cdot 2 \cdot 3$$
=
30
$$30$$
30