Are every number equal to (sum of digits + product of digits) in a given base only two digits long ? Thought about limiting like this : b^(n - 1) <= N = Product digits + Sum...

Are every number equal to (sum of digits + product of digits) in a given base only two digits long ? Thought about limiting like this : b^(n - 1) <= N = Product digits + Sum...

2cosx - secx = cosx - tanx/cscx

The sum of 4 numbers is 60. The first number was increased by four The second number was decreased by four The third number was multiplied by four The fourth number was...

Calculate S3,S4, and S5 and then find the sum for the telescoping series S=∑(1/n+1−1/n+2),n=0..infinity S3 = S4 = S5 = S =

A. 56 B. 63 C. -7 D. 20

I used in here the formula: Speed=distance/time. Correct me if im wrong, I got 20kph as my answer. I'm quite unsure with it. Can you please show me the correct equation/solution in this word problem...

I couldn't get the right equation in this word problem. What must be the correct solution?Your best explanation would be a great help. Thanks.

Kindly give me an equation here in arriving the answer. Thanks

I can't figure out the answer from the choices. I'm getting $50,000 for Thomas. My equation for this is: (x+12,000) + (x+18,000) + x = $144,000 I think there's...

The sum of (2h -2), (3h-1), (h+2), (h+5), and (3h+1) is equivalent to: A. 8h - 11 B. 8h + 11 C. 8h + 5 D. 10h + 5 E. 10h + 11 Choose...

The sum of four consecutive integers is 508. Find the integers.

The sum of the measures of ∠B and ∠C is 180°, and ∠A ≅ ∠B. What must be true about the measures of ∠A and ∠C ? A. m∠A + m∠C = 90° B. m∠A + m∠C =...

How do I represent Fibonacci in a Arithmetic Sequence where Fibonacci 1 + Fibonacci 2 =8, or (1+2) + (2+3).

the sum of two numbers is 70. The first number is 2/5 of the second number . What are the numbers?

Help me understand, What would be the solution in this word problem? Thanks!

Calculate the sum: 3+ 7+ 11+ ......+ 399

The sum of three consecutive integers is 363.

A cyclist travels 100 km on the first day of the week. Every day the cyclist increases the distance by 50%. So on the second day the cyclist travels 150 km and so on. How far does the cyclist travel...

Please help me to find sum of this unlimeted serie: 1+2+3+5/7+3/2+4/3+25/49+3+4+... Thanks in advice

Find k in the equation (k-3)x2 + (k-2)x - 5 so that: a) the sum of roots is 3. b) the product of roots is -4.