y2-x2,2x2-3y2,5u2-3x2,6x2+2y2
Answers
Step-by-step explanation:
y
2
−x
2
×0.4−3y
2
×0.5u
2
−3×2.6×2+2y
2
Multiply 33 and 0.50.5 to get 1.51.5.
y_{2}-x_{2}\times 0.4-1.5y_{2}u_{2}-3\times 2.6\times 2+2y_{2}
y
2
−x
2
×0.4−1.5y
2
u
2
−3×2.6×2+2y
2
Multiply 33 and 2.62.6 to get 7.87.8.
y_{2}-x_{2}\times 0.4-1.5y_{2}u_{2}-7.8\times 2+2y_{2}
y
2
−x
2
×0.4−1.5y
2
u
2
−7.8×2+2y
2
Multiply 7.87.8 and 22 to get 15.615.6.
y_{2}-x_{2}\times 0.4-1.5y_{2}u_{2}-15.6+2y_{2}
y
2
−x
2
×0.4−1.5y
2
u
2
−15.6+2y
2
Multiply -1−1 and 0.40.4 to get -0.4−0.4.
y_{2}-0.4x_{2}-1.5y_{2}u_{2}-15.6+2y_{2}
y
2
−0.4x
2
−1.5y
2
u
2
−15.6+2y
2
Combine y_{2}y
2
and 2y_{2}2y
2
to get 3y_{2}3y
2
.
3y_{2}-0.4x_{2}-1.5y_{2}u_{2}-15.6
3y
2
−0.4x
2
−1.5y
2
u
2
−15.6
Answer
-\frac{3u_{2}}{2}+3−
2
3u
2
+3