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Questions in mathematics

[Jawaban] Points and their residual values are shown in the table. | x | y | Residual | |---|---|----------| | 1 | 2 | -0.4 | | 2 | 3.5 | 0.7 | | 3 | 5 | -0.2 | | 4 | 6.1 | 0.19 | | 5 | 8 | -0.6 | Which residual value is the farthest from the line of best fit? A. 0.19 B. 0.7 C. 2 D. 8

[Jawaban] Find the equation of the tangent to the curve $y=2 \ln x$ at the point on the curve with $x$-coordinate $x=1$.

[Jawaban] After making the purchases at the clothing store, Yuric has decided he has shopped enough. On his drive home Yuric finds $20 in his car and decides to buy lunch. Before Yuric goes to lunch he wants to make sure he saves enough money from the $20 he found to buy his coffee in the morning. Yuric pays $4.28 every morning for coffee. Yuric wants to make sure he has enough cash for tomorrow's coffee, so how much can he spend on lunch? Solve the equation [tex]20-x=4.28[/tex] to determine his lunch budget. A. $16.28 B. $15.72 C. $24.28 D. $16.72

[Jawaban] Which statement about the following equation is true? [tex]$2 x^2-9 x+2=-1$[/tex] A. The discriminant is greater than 0, so there are two complex roots. B. The discriminant is less than 0, so there are two complex roots. C. The discriminant is greater than 0, so there are two real roots. D. The discriminant is less than 0, so there are two real roots.

[Jawaban] Solve the following equation for $x$, and express its value in terms of $c$. $3(c x-7)=9$ The value of $x$ in the equation is $\square$.

[Jawaban] A farmer has 2 3/4 hectares of an orchard. 1 1/4 hectares of land is occupied by apples. One-fourth of the remainder is occupied by lemon trees and the rest of it is occupied by tree tomatoes. Find the fraction of the land occupied by the tree tomatoes? A. 1 7/8 ha B. 3/8 ha C. 7/8 ha D. 1 1/2 ha

[Jawaban] Q1. The metric system is based on multiples of 10. True or False? Q2. What is the name of the polygon that has three sides? Q3. Name the first country to use the metric system of measurement. Q4. What is the counting system that uses only 0 and 1? Q5. Which among the following terms is not used in geometry? - Triangle - Pentagon - Angle - Wrangle Q6. What is the name of the most ancient calculator?

[Jawaban] Write the given numbers in word form. a) 1020 - 70964 b) 2355 - 869268

[Jawaban] Find the next missing term for the given series: 1. 25, 28, 23, 30, 21, ? = 32 2. 4, 8, 16, 32, ?

[Jawaban] The perimeter of a square is 56 cm. What is the approximate length of its diagonal? A. 10.6 cm B. 14.0 cm C. 15.0 cm D. 19.8 cm