5xpower2-4-3xpower2+6x+8+5x-13simply and find the value if x equals to -2
Answers
Answered by
0
5x^2-4-3x^2+6x+8+5x-13
=5(-2)^2-4-3(-2)^2+6(-2)+8+5(-2)-13
=100-4+36-12+8-10-13
=96+24-15
=96+9
=105
=5(-2)^2-4-3(-2)^2+6(-2)+8+5(-2)-13
=100-4+36-12+8-10-13
=96+24-15
=96+9
=105
Similar questions