The following equation is incorrect. Which two signs should be interchanged to correct the equation?
14 + 18 x 40 - 10 ÷ 20 = 66
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In the following question, select the missing number from the given series.
57, 54, 48, 39, ?, 12
Find the quadratic equations whose roots are the reciprocals of the roots of 2x2+5x+3?
A) 3x2+5x+2=0
B) 5x2+3x+2=0
C) 3x2-5x-2=0
D) None
The quadratic equation whose roots are reciprocal of 2x2+5x+3=0 can be obtained by replacing x by 1/x.
Hence, 2(1/x)(1/x)+ 5(1/x) + 3 = 0
=> 3x2+5x+2=0
Which one of the following interchanges in signs and numbers would make the given equation correct?
3 + 5 - 2 = 4
Which of the following terms follows the trend of the given list?
XXXXXXYY, XXXXXYXY, XXXXYXXY, XXXYXXXY, XXYXXXXY, _______________.
If the mathematical operator, '+' means 'x', '/' means '-', '-' means '+', and 'x' means '/', then the value of 11 +14 x7- 5 / 29 is
From the given alternatives, according to dictionary, which word will come at FOURTH position?
1. Despair
2. Develop
3. Detect
4. Diagonal
5. Different
30 ÷ 2 - 10 x 6 + 5 = 35
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