What is the value of 6ab2 if a is 4 and b is 7?

Remember that ab means a × b. Replacing a by 4 and b by 7 gives 4 × 7. The answer is 28.

What does 3ab mean in algebra?

Factoring: Finding what to multiply together to get an expression. It is like “splitting” an expression into a multiplication of simpler expressions.

What is B in algebra?

In the equation of a straight line (when the equation is written as “y = mx + b”), the slope is the number “m” that is multiplied on the x, and “b” is the y-intercept (that is, the point where the line crosses the vertical y-axis). This useful form of the line equation is sensibly named the “slope-intercept form”.

How do you find the value of AB?

Integers are the positive and negative whole numbers. If b is the predecessor of a, then b is a-1. For example, b=1, a=2 or b=-2, a=-1. a-b = a-(a-1) = a+a+1 = 1.

What is the value of 3x 27?

Since 3/3 equals one, you can leave X by itself. 27/3 equals 9. 9 times 3 equals 27.

What is ratio A to B?

the ratio of A to B. A∶B. A is to B (when followed by “as C is to D “; see below) a fraction with A as numerator and B as denominator that represents the quotient (i.e., A divided by B, or. This can be expressed as a simple or a decimal fraction, or as a percentage, etc.

What does 3 over B mean in algebra?

So 3(a+b) means to multiply 3 by (a+b) Here is an example of expanding, using variables a, b and c instead of numbers: And here is another example involving some numbers.

What is a B equal to?

In mathematics, equality is a relationship between two quantities or, more generally two mathematical expressions, asserting that the quantities have the same value, or that the expressions represent the same mathematical object. The equality between A and B is written A = B, and pronounced A equals B.

What is the formula for ( a-b ) ^ 7?

The Binomial Theorem states that ( x + y) n = ∑ k = 0 n ( n k) x n − k y k. Applying this to your question, you can work it out to obtain a 7 − 7 a 6 b + 21 a 5 b 2 − 35 a 4 b 3 + 35 a 3 b 4 − 21 a 2 b 5 + 7 a b 6 − b 7. Let (a-b)^7 = x. Then, we have:

What are the names of the B complex vitamins?

The B-complex vitamins include B1, B2, B3, B5, B6, B7, B9 and B12. This article examines the benefits of B-complex vitamins, as well as dosage and side effects.

What should be the daily intake of vitamin B?

For men, the recommended daily intake is: B-1: 1.2 mg B-2: 1.3 mg B-6: 1.3 mg and women who are pregnant require higher amounts of B vitamins. Your doctor can provide dosage information tailored to your individual needs. Certain underlying health conditions can prevent your body from properly absorbing vitamin B.

What are the side effects of taking B vitamins?

Commonly prescribed medications can lead to a deficiency in B vitamins. For example, proton pump inhibitors, which are medications that lower stomach acid, can decrease the absorption of B12, while metformin, a popular diabetes drug, can decrease levels of both B12 and folate ( 24, 25 ).

How much vitamin B complex do you need?

You need 1.3 mg (under age 51), 1.7 mg (men 51+), and 1.5 mg (women 51+). However, there is an upper tolerable intake limit of 100 mg, which some B-complexes exceed and you should avoid. Folate (B-9): You need 400 mcg daily.

What’s the difference between a B and B?

A B&B is a regulated small inn subject to state or local lodging laws. Think of it as a small hotel with a few extra perks and personal touches.

What’s the difference between part a and Part B?

Original Medicare is made up of two parts: Part A, hospital insurance, and Part B, medical insurance.

Which is the best B vitamin for You?

In ConsumerLab.com’s latest B Vitamin Supplements Review, we identify our current Top Pick, which accomplishes these goals, is inexpensive, and has been shown in our independent tests to provide its listed ingredients and properly break apart to release those ingredients.