Question

w.4 add and subtract polynomials 5ek
subtract.
$(7f^{2} + 3f + 9) - (f + 3)$
submit

Explanation:

Step1: Distribute the negative sign

$(7f^2 + 3f + 9) - f - 3$

Step2: Combine like terms for $f$

$7f^2 + (3f - f) + 9 - 3$

Step3: Combine constant terms

$7f^2 + 2f + (9 - 3)$

Answer:

$7f^2 + 2f + 6$