Question

MULTIPLE CHOICE QUESTIONS:
1. if x2 + k x + 6 = ( x + 2)(x+3) for all x, then the value of k is
(a) 1
(b) -1
(c) 5
(d) 3​

Answer 1

Answer:

try bodmas technique

Step-by-step explanation:

b- bracket

o- open

d- division

m- multiplication

a- addition

s- subtraction

Answer 2

Step-by-step explanation:

step-1

Observe the equation

Step-2

Seperately solve LHS and RHS

Step-3

By solving RHS with simple algebraic rule

Step-4

Then compare LHS and RHS

Step-5

k=5