Question

value of 'p' if the expression z²+3z-p equal to 3 for z=2 is-
A.7
B.6
C.5​

Answer 1

Answer:

• it is given that ;
• ${z}^{2} + 3z - p = 3$

Step-by-step explanation:

the value of z = 2

substitute z = 2 in the equation ,

$2 {}^{2} + 3(2) - p = 3 \\ 4 + 6 - p = 3 \\ 10 - p = 3 \\ therefore \: 10 - 3 = p \:$

the value of p is 7