Sagot :
Answer:
f(1/3)= (1/3)^2 + 4(1/3)-10
= 1/9 + 4/3 - 10
= 1/9 + 12/9 - 90/9
= -77/9
= -8 5/9
Answer:
f(x)= x²+4x-10
x= 1/3
f(1/3)= (1/3)² + 4(1/3) - 10
f(1/3)= 1/9 + 4/3 - 10
f(1/3)= 1/9 + 4/3 - 10/1
f(1/3)= 1/9 + 12/9 - 90/9
f(1/3)= 13/9 - 90/9
f(1/3)= -77/9