diketahui f(x)=(x-1)^2, g(x)= x^2+ax-8 dan h(x) x^4-px^2+qx-8. jika h(x)=f(x). g(x) maka nilai a+p+q adalah....
x⁴-px²+qx-8=(x-1)²×(x²+ax-8)
x⁴+0x³-px²+qx-8
=x⁴+(a-2)x³-(2a+7)x²+(16+a)x-8
a-2=0
a=2
p=2a+7
p=4+7=11
q=16+a=16+2=18
2+11+18=31
20-year-old travel Notes(Chinese Edition)
20-year-old travel Notes(Chinese Edition)
x⁴-px²+qx-8=(x-1)²×(x²+ax-8)
x⁴+0x³-px²+qx-8
=x⁴+(a-2)x³-(2a+7)x²+(16+a)x-8
a-2=0
a=2
p=2a+7
p=4+7=11
q=16+a=16+2=18
2+11+18=31