Question

2
Q.No.2. Find the value of: 643
Q.No.3. Find the value of; 2x3 - 3x + V5 when x= - -3​

Answer 1

Step-by-step explanation:

2x3-3x+v5=0

x= -3

2×(-3)3 -3(-3) +v5=0

2× (-27) +9 +v5=0

-54 +9 +v5 =0

-45 +v5=0

v5= 45

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