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Since, (1/x) + (1/y) = 24/7 So, (x + y)/xy = 24/7 Or, xy = (4 × 7)/24 = 7/6 (x + y)3 = x3 + 3xy(x + y) + y3 So, x3 + y3 = 43 – 3 × 4 × (7/6) = 64 – 14 = 50
Pebrine is a disease of B. mori:
Heavy infestation of which of the following causes poor ploughing performance?
When to irrigate wheat after sowing if only one irrigation water is available:
Which scheme aims to promote the use of bio-pesticides and bio-agents for pest control?
Which disease of wheat is known as cancer of wheat?
What type of herbicides are designed to control or kill a wide range of weed species?
Identify the wrong sequence
When an allele of one gene hides or masks the visible output, or phenotype, of another gene it is known as:
Panama wilt is a disease of which crop?
An acute or chronic inflammation of the mammary gland caused by physical, chemical and biological agents chiefly of bovines usually affecting the secret...
