Answer:

Step-by-step explanation:
A = pq/2
p = diagonal 1
q = diagonal 2
your final answer should be.... -3 • (61c - 70)
Answer:
Expression 3
Step-by-step explanation:
State that a coefficient is a multiplicative factor, is a number in front of a variable, in some term of a polynomial.
The coefficients of the expression 3, for example, are 3, 7 and 24.