Question
What is the code for forgotten?
Study the information given below and answer the questions that follow. In a certain code language, “Do as I say” is coded as “ka ma sa la”. ‘’I say a lot” is coded as “za ma ta ka”.”Not lot is done” is coded as “ra pa na ta” and “done not forgotten” is written as “pa va na”.Solution
I/say – ma/ka Do/as – sa/la lot – ta a – za Not/done – pa/na Is- ra Forgotten - va
I. 6x² - 23x + 7 = 0
II. 6y² - 29y + 9 = 0
Solve the quadratic equations and determine the relation between x and y:
Equation 1: 6x² - 24x + 18 = 0
Equation 2: 5y² - 20y + 15 = 0
I. 4x² - 21 x + 20 = 0
II. 8y² - 22 y + 15 = 0
For 3x² − 10x − 8 = 0, find (1/α + 1/β).
I. x2 – 13x + 36 = 0
II. 3y2 – 29y + 18 = 0
If x and y satisfy x² + y² = 25 and x + y = 7, find xy.
I. x2 – 3(x + 5) = -11
II. y2 – 4(y + 2) = -2y
Quantity I: A vessel contains a mixture of milk and water in the ratio of 7 : 5. If 9 litre of mixture is sold and replaced by same amount of water then...
The nth term of a sequence is n² + 3n + 1. Find the difference between the 20th and 10th terms.