Question
when x =4 and y =-6 then find the value of 27x³ +58x²y
+31xy² +8y³?Solution
27x³ +58x²y +31xy² +8y³ =27x³ +54x²y + 4x²y +36xy²-5 xy² +8y³ =(3x+2y) ³ +4x²y -5 xy² =[3×4+2×(-6)]³ + 4×16×(-6)-5×4×36 =0-384-720 = -1104
More Algebra Questions
In photosynthesis, what does ATP stand for?Â
Which new genus of jumping spiders, discovered in South India, was named in October 2024?
Which one among the following statements is correct?Â
Whitening of hair is caused by the deficiency of _________.
Which is the smallest bone in the human body?
Which bodily fluids are known to contain pheromones?
Which of the following represents the pair of sex chromosomes in men?
Which among the following is not a connective tissue?
Which technique is employed for DNA detection?
Which of the following is water borne disease?
