Question

plz plz plz can u help me i am trying for so long plz .Write down the each value of each expression for each value of x : a) x² + 3 b) 21 - 3x² c) 5(3x + 4)​

Answer 1

Answer:

a) root(3) i

b) root(7)

c) -4/3

Step-by-step explanation:

assuming each expression is equal to 0