johna317 johna317
  • 01-02-2018
  • Mathematics
contestada

find(f+g)(x) if f(x)=3x+5 and g(x)= -2x^2-5x=3
A. (f+g(x)=-2x^2+8x+8
B. (f+g)(x)=-2x^2-2x+8
C. (f+g)(x)=-4x+8
D. (f+g)(x)=-2x+8

Respuesta :

anchitthawi
anchitthawi anchitthawi
  • 03-02-2018
(f+g)(x)=f(x)+g(x)= 3x+5 + (-2x^2-5x+3) = -2x^2 -2x+8 (B)
Answer Link

Otras preguntas

What is the difference in mass between 3.01×10^24 atoms of gold and a gold bar with the dimensions 6.00 cm X 4.25 cm X 2.00 cm
18. Ten students from a school appear in one or more subjects for an inter school
What is the y intercept of x=14
True or False: Respiratory failure or shock is the most common cause of cardiac arrest in children and infants.
Which statement strays from the topic of a proposed school uniform? “Uniforms violate students’ right to express themselves.” “Some studies have shown that scho
Which of the following is the best description for this pair of angles? (Full question above)
What is the slope of the line containing the midpoint of the segment with endpoints at (0, 0) and (2, 3) and the midpoint of the segment with endpoints at (5, 0
for which values of x and y is line p parallel to line q? x=5, y=3 x=1, y=5 x=3, y=5 x=3, y=6
This is a GCSE maths question which i don’t understand.
Answe 25 and 26 easy