Question

11. If two equations ax2 + ax + 3 = 0 and
x2 + x + b =0 have a common root x = 1, then
which of the following statements holds true?
(a) a + b = -3.5
(b) ab = 3
(c)
a 3
b 4
(d) a - b = -0.5
(1) (a), (b) & (c)
(3) (a), (c) & (d)
(2) (b), (c) & (d)
(4) All of these​

Answer 1

Answer:

option a

Step-by-step explanation:

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