Questions by Dave Hirschfeld

Questions by Dave Hirschfeld

Which modification makes the grammar LL(1)? a) T → cT' | e b) T' → e | ce c) U → e | def | eTa d) W → TeU

asked Dec 23, 2024

1 answer

4 votes

120k views

How does Lenina demonstrate her hypnopaedic prejudices?

asked Oct 11, 2024

1 answer

4 votes

172k views

Solve this quadratic equation using the quadratic formula 3x^2+5x+1=0

asked Sep 2, 2024

2 answers

4 votes

211k views

When is premature adrenarche: for girls? for boys?

asked Jun 19, 2024

1 answer

2 votes

113k views

while madison has always thought of herself as the best dancer in the world, she has just begun to notice that some of the other kids in her class are better than her. this realization indicates that madison

asked Mar 4, 2024

1 answer

5 votes

206k views

Proaches both positive and negative infinity? select all that apply: a. f(x) = (5x^6 − 1)(3x^2 + 4) b. f(x) = −4x(x^2 + 3)(x - 5) c. f(x) = 3x^3(x^2 + 3)(x−5) d. f(x) = 2x^2(3x - 1)(4x + 5)(x + 9) e. f(x)

asked Feb 4, 2024

1 answer

1 vote

160k views

What is the amount of work (in j) that an external agent must do to stretch the spring 8.90 cm from its unstretched position?

asked Jan 18, 2024

1 answer

3 votes

174k views

Find the points on y = x³ + 6x² - 15x + 1 at which the gradient is zero.

asked Aug 10, 2023

1 answer

0 votes

154k views

I need help with questions 8I’m a survey, customers selected item A or item B. Item A is selected by 20 males and 10 females. Of 20 customers who select item B, Five are males and 15 are females”

asked Jun 11, 2023

1 answer

4 votes

186k views

A jeweler is determining the optical properties of an unknown blue gemstone. She uses an angle of incidence of 62°, and measures an angle of refraction of 30°. Assuming the index of refraction of air is

asked May 6, 2023

1 answer

1 vote

27.6k views

6Li + N2 → 2Li3N chemical word equation

asked Mar 12, 2023

1 answer

16 votes

227k views

Simplify......................... √(50) * √(20) * √(100)

asked Feb 17, 2023

1 answer

21 votes

233k views

The quantum mechanical model of the hydrogen atom requires that if the orbital quantum number of the hydrogen atom is 4, there will be how many permitted orbital magnetic quantum numbers will be:_______

asked Dec 14, 2022

1 answer

1 vote

99.4k views

Who is the greatest U.S. President?

asked Nov 15, 2022

1 answer

5 votes

214k views

2x3x5 is equivalent to which number below

asked Aug 27, 2022

1 answer

5 votes

114k views

Sydney has finished all his work on time, but many of his teammates are still struggling to complete their assignments. What should he do? a) Not distract them; they may get farther behind. O b) Listen

asked Aug 5, 2022

2 answers

0 votes

37.2k views

Jon has to pay $5.00 admission for the skating rink and $2.50 per hour to rent rollerblades. How many hours can he skate for $15?

asked Mar 17, 2022

2 answers

3 votes

127k views

Please help this is worth 15 points!

asked Feb 17, 2022

1 answer

5 votes

53.6k views

Crane Company has a unit selling price of $500, variable costs per unit of $260, and fixed costs of $184,800. Compute the break-even point in units using (a) the mathematical equation and (b) unit contribution

asked Dec 28, 2021

1 answer

4 votes

202k views

What is the area of 30 cm 30 cm 26 cm of a triangle

asked Nov 24, 2021

1 answer

0 votes

186k views

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