for z = 65 and y = 7 = ? Soltuion:- Put z=65 and y=7 in given equation = =8
Month: January 2015
Problem 467
The width of a rectangle is fixed at 22 cm. What lengths will makes the perimeter greater than 94 cm? The length must be greater than ? cm. …
Problem 466
In 1995, the life expectancy of males in a certain country was 69.8 years. In 1999, it was 73.6 years. Let E represent the life expectancy in year t and…
Problem 465
Solve by the substitution method. 4x + 3y = -10 X = 14 – 9y What is the solution of the system? Solution:- Put the value of…
Problem 464
Solve. 0.6x + 8 ≤ 1.4x – 9 The solution is {x │ x ? ? }. Solution:- 0.6x+8 ≤ 1.4x-9 1.4x-0.6 ≥ 8+9 0.8x ≥ 17 Divide both…
Problem 463
Solve -0.3x < -15 The solution is {x │?}. Solution:- -0.3x < -15 Divide both sides by -0.3 X > 50 The solution is {x|x > 50}
Problem 462
Find the slope and the y-intercept. f(x) = -6x – 9 The slope is ?. The y-intercept is (0,?) Solution Standard form of line is y=mx+c Where m=slope…
Symbols
Symbols 1. (Belongs to) 2. (Does not belongs to) 3. :or (Such that) 4. < (Less than) 5. > (Greater than) 6. (And) 7.…
trigonometry formulas
Identities = 1 1 + 1 + Trigonometry ratios sinѲ = cosѲ = tanѲ = cosecѲ = secѲ = cotѲ = …
Problem 461
Solve. -0.3x < -15 The solution is (x│ ?) Solution:- -0.3x < -15 Divide both sides by -0.3 X > 50 The solution is {x|x > 50}
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