Question
In stale seed bed
preparationSolution
In stale seed bed techniques, weed flush is destroyed before sowing the crop seeds. The objective of this technique is to induce germination of weed seed with irrigation before sowing so that 2-3 flushes of weeds are destroyed.
If a = 32, b = c = 31, then find the value of a 3  + b 3  + c 3  – 3abc.
If (54√2 x³ +24√3 y³)÷(√18 x + √12 y) = Ax² + By² + Cxy, then what is the value of A² - (B²...
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If (x – 3) is a factor of (x2 + 4qx – 2q), then the value of q is:
‘a’ is directly proportional to ‘b’. If at a=30, the value of ‘b’ is 20% greater than ‘a’, then find the value of ‘a’ when b=54.
...In Δ ABC, ∠ B= 68° and ∠ C 32°. Sides AB and AC are produced to points D and E, respectively. The bisectors of ∠ DBC and ∠...
- If n = 5 + √6, then find the value of (n + 1/n)².
If (a + b + c) = 9, find (a – 4)3 + (b – 2)3 + ( c – 3)3 – 3(a – 4 ) (b – 2 ) (c &n...
- If (m + n + o) = 16 and (mn + no + om) = 80, then find the value of (m² + n² + o²).
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