What is the value of the expression shown below if x=3 y=6 and z=4 X^2+3yz

Question

What is the value of the expression shown below if x=3 y=6 and z=4

X^2+3yz

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Maris 7 months 2021-08-04T20:02:08+00:00 1 Answers 4 views 0

Answers ( )

    0
    2021-08-04T20:03:14+00:00

    Simplify   ——

               x3

    Equation at the end of step

    1

    :

                    z2

     0-((((3x•(y4))•——)•y)•z4)

                    x3

    STEP  

    2

    :

    Equation at the end of step

    2

    :

                    z2

     0 –  (((3xy4 • ——) • y) • z4)

                    x3

    STEP  

    3

    :

    Multiplying exponential expressions :

    3.1    z2 multiplied by z4 = z(2 + 4) = z6

    Equation at the end of step

    3

    :

          3y5z6

     0 –  —————

           x2  

    STEP

    4

    :

    Final result :

     –3y5z6

     ——————

       x2  

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )