Questions in Grade High-school

Questions in Grade High-school

[Homework Help] Which list shows the lengths of three line segments that could not form a triangle? A. 6 cm, 8 cm, 10 cm B. 5 cm, 6 cm, 7 cm C. 4 cm, 7 cm, 13 cm D. 3 cm, 6 cm, 6 cm

[Homework Help] Solve the system of linear inequalities: 1. \(-2 \leq y \leq 6\) 2. \(3y \leq 4x + 26\) 3. \(y \leq -2x + 2\) Objective function: \(f(x, y) = -3x - 6y\)

[Homework Help] Model how to factor the polynomial \(2x^3 - 8x^2 + 3x - 12\) step by step.

[Homework Help] Solve the following system of linear equations: \[ 3x + 2y = 11 \] \[ 7x - y = 3 \]

[Homework Help] The primary building blocks of a DNA molecule are: A. nitrogenous bases, phosphates, and ribose sugar. B. nitrogenous bases, phosphates, and deoxyribose sugar. C. phosphorous bases, nitrogen, and ribose sugar. D. phosphorous bases, nitrogen, and deoxyribose sugar. E. carbon, nitrogen, oxygen, phosphorous, and deoxyribose sugar.

[Homework Help] For carbon monoxide poisoning, the treatment involves the administration of oxygen at high pressure, which increases the amount of oxyhemoglobin in the bloodstream. Using Le Chatelier's Principle, completely explain why this treatment is effective.

[Homework Help] How can you tell when a solution is formed?

[Homework Help] If snow is falling at a rate of \(\frac{1}{4}\) inch every 30 minutes, how much snow will fall in \(4 \frac{1}{2}\) hours?

[Homework Help] A worker is hired for $80 a day on the condition that if business is slow, the worker will only receive half pay. At the end of 20 days, the worker receives $1,320. On how many days was business slow?

[Homework Help] Determine whether these functions are invertible. Find inverses of the invertible functions. (a) \( f(x) = x - 2 \). (b) \( f(x) = x^{2} \), where \( x \in \mathbb{R} \). (c) \( f(x) = x^{2} \), where \( x \in (2, 5) \). (d) \( f(x) = x^{3} \).